Re: [PATCH] libgloss support for nios2 QEMU

Hi Sandra,

would you mind to send the patch in git format-patch format?
We don't use CVS anymore for quite some time.


Thanks,
Corinna


On Aug  2 15:52, Sandra Loosemore wrote:
> This patch adds semihosting support for Nios II plus startup code and a
> linker script for bare-board emulation with QEMU.  The QEMU side of things
> requires this patch set
> 
> http://lists.nongnu.org/archive/html/qemu-devel/2018-05/msg04571.html
> 
> The semihosting code is pretty much a direct copy of the m68k
> implementation, which was contributed by CodeSourcery years ago.  We've been
> using this protocol in our toolchain distributions for Nios II for some
> years now (plus other targets we've been asked to produce toolchains for
> that don't already have some other semihosting protocol supported by other
> tools).
> 
> -Sandra

> 2018-08-02  Sandra Loosemore  <[email protected]>
> 
> 	Add libgloss BSP for Nios II QEMU with semihosting.
> 
> 	libgloss/
> 	* configure.in: Add nios2.
> 	* configure: Regenerated.
> 	* nios2/*: New.

> diff --git a/libgloss/configure b/libgloss/configure
> index aa6f8f8..1a4033d 100755
> --- a/libgloss/configure
> +++ b/libgloss/configure
> @@ -710,6 +710,7 @@ spu
>  tic6x
>  iq2000
>  or1k
> +nios2
>  libnosys'
>  
>  # Initialize some variables set by options.
> @@ -2586,6 +2587,10 @@ case "${target}" in
>  	subdirs="$subdirs or1k"
>  
>  	;;
> +  nios2-*-*)
> +	subdirs="$subdirs nios2"
> +
> +	;;
>  esac
>  
>  
> diff --git a/libgloss/configure.in b/libgloss/configure.in
> index 6da1643..41843ee 100644
> --- a/libgloss/configure.in
> +++ b/libgloss/configure.in
> @@ -176,6 +176,9 @@ case "${target}" in
>    or1k-*-* | or1knd-*-* )
>  	AC_CONFIG_SUBDIRS([or1k])
>  	;;
> +  nios2-*-*)
> +	AC_CONFIG_SUBDIRS([nios2])
> +	;;
>  esac
>  
>  dnl For now, don't bother configuring testsuite
> diff --git a/libgloss/nios2/Makefile.in b/libgloss/nios2/Makefile.in
> new file mode 100644
> index 0000000..fd7e79f
> --- /dev/null
> +++ b/libgloss/nios2/Makefile.in
> @@ -0,0 +1,118 @@
> +# Copyright (c) 1995, 1996, 2001 Cygnus Support  -*- mode:makefile -*-
> +# Copyright (c) 2018, Mentor Graphics
> +#
> +# The authors hereby grant permission to use, copy, modify, distribute,
> +# and license this software and its documentation for any purpose, provided
> +# that existing copyright notices are retained in all copies and that this
> +# notice is included verbatim in any distributions. No written agreement,
> +# license, or royalty fee is required for any of the authorized uses.
> +# Modifications to this software may be copyrighted by their authors
> +# and need not follow the licensing terms described here, provided that
> +# the new terms are clearly indicated on the first page of each file where
> +# they apply.
> +#
> +
> +DESTDIR =
> +VPATH = @srcdir@
> +srcdir = @srcdir@
> +objdir = .
> +srcroot = $(srcdir)/../..
> +objroot = $(objdir)/../..
> +
> +prefix = @prefix@
> +exec_prefix = @exec_prefix@
> +
> +host_alias = @host_alias@
> +target_alias = @target_alias@
> +program_transform_name = @program_transform_name@
> +
> +bindir = @bindir@
> +libdir = @libdir@
> +tooldir = $(exec_prefix)/$(target_alias)
> +
> +# Multilib support variables.
> +# TOP is used instead of MULTI{BUILD,SRC}TOP.
> +MULTIDIRS =
> +MULTISUBDIR =
> +MULTIDO = true
> +MULTICLEAN = true
> +
> +INSTALL = @INSTALL@
> +INSTALL_PROGRAM = @INSTALL_PROGRAM@
> +INSTALL_DATA = @INSTALL_DATA@
> +
> +SHELL =	/bin/sh
> +
> +CC = @CC@
> +
> +AS = @AS@
> +AR = @AR@
> +LD = @LD@
> +RANLIB = @RANLIB@
> +AR_FLAGS = qv
> +
> +OBJDUMP = `if [ -f ${objroot}/../binutils/objdump ] ; \
> +	then echo ${objroot}/../binutils/objdump ; \
> +	else t='$(program_transform_name)'; echo objdump | sed -e $$t ; fi`
> +OBJCOPY = `if [ -f ${objroot}/../binutils/objcopy ] ; \
> +	then echo ${objroot}/../binutils/objcopy ; \
> +	else t='$(program_transform_name)'; echo objcopy | sed -e $$t ; fi`
> +
> +# Linker scripts.
> +
> +BSP_SCRIPTS=	qemu-hosted.ld
> +
> +# Semihosting library.
> +
> +HOSTED_BSP=	libnios2.a
> +HOSTED_OBJS=	io-gdb.o io-exit.o \
> +		io-close.o io-fstat.o \
> +		io-gettimeofday.o io-isatty.o io-lseek.o \
> +		io-open.o io-read.o io-rename.o \
> +		io-stat.o io-system.o io-time.o \
> +		io-unlink.o io-write.o \
> +		sbrk.o kill.o getpid.o
> +
> +# Host specific makefile fragment comes in here.
> +@host_makefile_frag@
> +
> +all :: ${HOSTED_BSP}
> +
> +# Build semihosting library.
> +crt0.o: crt0.S
> +	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) -c $< -o $@
> +io-nios2.o: io-nios2.S
> +	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) -c $< -o $@
> +$(HOSTED_OBJS): %.o: %.c io.h
> +	$(CC) $(CFLAGS_FOR_TARGET) $(CFLAGS) -DHOSTED=1 $(INCLUDES) -c $< -o $@
> +$(HOSTED_BSP): crt0.o io-nios2.o $(HOSTED_OBJS) $(OTHER_OBJS)
> +	${AR} ${ARFLAGS} $@ $^
> +	${RANLIB} $@
> +
> +
> +.PHONY: install info dvi doc install-info clean-info
> +install:: 
> +	$(INSTALL_DATA) $(HOSTED_BSP) \
> +		$(DESTDIR)$(tooldir)/lib${MULTISUBDIR}
> +	for x in ${BSP_SCRIPTS}; do\
> +	 ${INSTALL_DATA} ${srcdir}/$${x} $(DESTDIR)${tooldir}/lib${MULTISUBDIR}/$$x; \
> +	done
> +
> +# target specific makefile fragment comes in here.
> +@target_makefile_frag@
> +
> +clean mostlyclean:
> +	rm -f a.out core *.i *~ *.a *.o *-test *.srec *.dis *.x *.map
> +
> +distclean maintainer-clean realclean: clean
> +	rm -f Makefile config.cache config.log config.status
> +
> +info dvi doc:
> +install-info:
> +clean-info:
> +
> +Makefile: Makefile.in config.status @host_makefile_frag_path@ @target_makefile_frag_path@
> +	$(SHELL) config.status
> +
> +config.status: configure
> +	$(SHELL) config.status --recheck
> diff --git a/libgloss/nios2/aclocal.m4 b/libgloss/nios2/aclocal.m4
> new file mode 100644
> index 0000000..b6cdfae
> --- /dev/null
> +++ b/libgloss/nios2/aclocal.m4
> @@ -0,0 +1,344 @@
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> +# with or without modifications, as long as this notice is preserved.
> +
> +# This program is distributed in the hope that it will be useful,
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> diff --git a/libgloss/nios2/configure b/libgloss/nios2/configure
> new file mode 100755
> index 0000000..7b64f8f
> --- /dev/null
> +++ b/libgloss/nios2/configure
> @@ -0,0 +1,3850 @@
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> +    set -o posix ;; #(
> +  *) :
> +     ;;
> +esac
> +fi
> +
> +
> +as_nl='
> +'
> +export as_nl
> +# Printing a long string crashes Solaris 7 /usr/bin/printf.
> +as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
> +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
> +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
> +# Prefer a ksh shell builtin over an external printf program on Solaris,
> +# but without wasting forks for bash or zsh.
> +if test -z "$BASH_VERSION$ZSH_VERSION" \
> +    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
> +  as_echo='print -r --'
> +  as_echo_n='print -rn --'
> +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
> +  as_echo='printf %s\n'
> +  as_echo_n='printf %s'
> +else
> +  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
> +    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
> +    as_echo_n='/usr/ucb/echo -n'
> +  else
> +    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
> +    as_echo_n_body='eval
> +      arg=$1;
> +      case $arg in #(
> +      *"$as_nl"*)
> +	expr "X$arg" : "X\\(.*\\)$as_nl";
> +	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
> +      esac;
> +      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
> +    '
> +    export as_echo_n_body
> +    as_echo_n='sh -c $as_echo_n_body as_echo'
> +  fi
> +  export as_echo_body
> +  as_echo='sh -c $as_echo_body as_echo'
> +fi
> +
> +# The user is always right.
> +if test "${PATH_SEPARATOR+set}" != set; then
> +  PATH_SEPARATOR=:
> +  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
> +    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
> +      PATH_SEPARATOR=';'
> +  }
> +fi
> +
> +
> +# IFS
> +# We need space, tab and new line, in precisely that order.  Quoting is
> +# there to prevent editors from complaining about space-tab.
> +# (If _AS_PATH_WALK were called with IFS unset, it would disable word
> +# splitting by setting IFS to empty value.)
> +IFS=" ""	$as_nl"
> +
> +# Find who we are.  Look in the path if we contain no directory separator.
> +as_myself=
> +case $0 in #((
> +  *[\\/]* ) as_myself=$0 ;;
> +  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
> +for as_dir in $PATH
> +do
> +  IFS=$as_save_IFS
> +  test -z "$as_dir" && as_dir=.
> +    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
> +  done
> +IFS=$as_save_IFS
> +
> +     ;;
> +esac
> +# We did not find ourselves, most probably we were run as `sh COMMAND'
> +# in which case we are not to be found in the path.
> +if test "x$as_myself" = x; then
> +  as_myself=$0
> +fi
> +if test ! -f "$as_myself"; then
> +  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
> +  exit 1
> +fi
> +
> +# Unset variables that we do not need and which cause bugs (e.g. in
> +# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
> +# suppresses any "Segmentation fault" message there.  '((' could
> +# trigger a bug in pdksh 5.2.14.
> +for as_var in BASH_ENV ENV MAIL MAILPATH
> +do eval test x\${$as_var+set} = xset \
> +  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
> +done
> +PS1='$ '
> +PS2='> '
> +PS4='+ '
> +
> +# NLS nuisances.
> +LC_ALL=C
> +export LC_ALL
> +LANGUAGE=C
> +export LANGUAGE
> +
> +# CDPATH.
> +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
> +
> +if test "x$CONFIG_SHELL" = x; then
> +  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
> +  emulate sh
> +  NULLCMD=:
> +  # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
> +  # is contrary to our usage.  Disable this feature.
> +  alias -g '\${1+\"\$@\"}'='\"\$@\"'
> +  setopt NO_GLOB_SUBST
> +else
> +  case \`(set -o) 2>/dev/null\` in #(
> +  *posix*) :
> +    set -o posix ;; #(
> +  *) :
> +     ;;
> +esac
> +fi
> +"
> +  as_required="as_fn_return () { (exit \$1); }
> +as_fn_success () { as_fn_return 0; }
> +as_fn_failure () { as_fn_return 1; }
> +as_fn_ret_success () { return 0; }
> +as_fn_ret_failure () { return 1; }
> +
> +exitcode=0
> +as_fn_success || { exitcode=1; echo as_fn_success failed.; }
> +as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
> +as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
> +as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
> +if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
> +
> +else
> +  exitcode=1; echo positional parameters were not saved.
> +fi
> +test x\$exitcode = x0 || exit 1"
> +  as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
> +  as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
> +  eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
> +  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1"
> +  if (eval "$as_required") 2>/dev/null; then :
> +  as_have_required=yes
> +else
> +  as_have_required=no
> +fi
> +  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
> +
> +else
> +  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
> +as_found=false
> +for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
> +do
> +  IFS=$as_save_IFS
> +  test -z "$as_dir" && as_dir=.
> +  as_found=:
> +  case $as_dir in #(
> +	 /*)
> +	   for as_base in sh bash ksh sh5; do
> +	     # Try only shells that exist, to save several forks.
> +	     as_shell=$as_dir/$as_base
> +	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
> +		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
> +  CONFIG_SHELL=$as_shell as_have_required=yes
> +		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
> +  break 2
> +fi
> +fi
> +	   done;;
> +       esac
> +  as_found=false
> +done
> +$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
> +	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
> +  CONFIG_SHELL=$SHELL as_have_required=yes
> +fi; }
> +IFS=$as_save_IFS
> +
> +
> +      if test "x$CONFIG_SHELL" != x; then :
> +  # We cannot yet assume a decent shell, so we have to provide a
> +	# neutralization value for shells without unset; and this also
> +	# works around shells that cannot unset nonexistent variables.
> +	# Preserve -v and -x to the replacement shell.
> +	BASH_ENV=/dev/null
> +	ENV=/dev/null
> +	(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
> +	export CONFIG_SHELL
> +	case $- in # ((((
> +	  *v*x* | *x*v* ) as_opts=-vx ;;
> +	  *v* ) as_opts=-v ;;
> +	  *x* ) as_opts=-x ;;
> +	  * ) as_opts= ;;
> +	esac
> +	exec "$CONFIG_SHELL" $as_opts "$as_myself" ${1+"$@"}
> +fi
> +
> +    if test x$as_have_required = xno; then :
> +  $as_echo "$0: This script requires a shell more modern than all"
> +  $as_echo "$0: the shells that I found on your system."
> +  if test x${ZSH_VERSION+set} = xset ; then
> +    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
> +    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
> +  else
> +    $as_echo "$0: Please tell [email protected] about your system,
> +$0: including any error possibly output before this
> +$0: message. Then install a modern shell, or manually run
> +$0: the script under such a shell if you do have one."
> +  fi
> +  exit 1
> +fi
> +fi
> +fi
> +SHELL=${CONFIG_SHELL-/bin/sh}
> +export SHELL
> +# Unset more variables known to interfere with behavior of common tools.
> +CLICOLOR_FORCE= GREP_OPTIONS=
> +unset CLICOLOR_FORCE GREP_OPTIONS
> +
> +## --------------------- ##
> +## M4sh Shell Functions. ##
> +## --------------------- ##
> +# as_fn_unset VAR
> +# ---------------
> +# Portably unset VAR.
> +as_fn_unset ()
> +{
> +  { eval $1=; unset $1;}
> +}
> +as_unset=as_fn_unset
> +
> +# as_fn_set_status STATUS
> +# -----------------------
> +# Set $? to STATUS, without forking.
> +as_fn_set_status ()
> +{
> +  return $1
> +} # as_fn_set_status
> +
> +# as_fn_exit STATUS
> +# -----------------
> +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
> +as_fn_exit ()
> +{
> +  set +e
> +  as_fn_set_status $1
> +  exit $1
> +} # as_fn_exit
> +
> +# as_fn_mkdir_p
> +# -------------
> +# Create "$as_dir" as a directory, including parents if necessary.
> +as_fn_mkdir_p ()
> +{
> +
> +  case $as_dir in #(
> +  -*) as_dir=./$as_dir;;
> +  esac
> +  test -d "$as_dir" || eval $as_mkdir_p || {
> +    as_dirs=
> +    while :; do
> +      case $as_dir in #(
> +      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
> +      *) as_qdir=$as_dir;;
> +      esac
> +      as_dirs="'$as_qdir' $as_dirs"
> +      as_dir=`$as_dirname -- "$as_dir" ||
> +$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
> +	 X"$as_dir" : 'X\(//\)[^/]' \| \
> +	 X"$as_dir" : 'X\(//\)$' \| \
> +	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
> +$as_echo X"$as_dir" |
> +    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)[^/].*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\).*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  s/.*/./; q'`
> +      test -d "$as_dir" && break
> +    done
> +    test -z "$as_dirs" || eval "mkdir $as_dirs"
> +  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
> +
> +
> +} # as_fn_mkdir_p
> +# as_fn_append VAR VALUE
> +# ----------------------
> +# Append the text in VALUE to the end of the definition contained in VAR. Take
> +# advantage of any shell optimizations that allow amortized linear growth over
> +# repeated appends, instead of the typical quadratic growth present in naive
> +# implementations.
> +if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
> +  eval 'as_fn_append ()
> +  {
> +    eval $1+=\$2
> +  }'
> +else
> +  as_fn_append ()
> +  {
> +    eval $1=\$$1\$2
> +  }
> +fi # as_fn_append
> +
> +# as_fn_arith ARG...
> +# ------------------
> +# Perform arithmetic evaluation on the ARGs, and store the result in the
> +# global $as_val. Take advantage of shells that can avoid forks. The arguments
> +# must be portable across $(()) and expr.
> +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
> +  eval 'as_fn_arith ()
> +  {
> +    as_val=$(( $* ))
> +  }'
> +else
> +  as_fn_arith ()
> +  {
> +    as_val=`expr "$@" || test $? -eq 1`
> +  }
> +fi # as_fn_arith
> +
> +
> +# as_fn_error STATUS ERROR [LINENO LOG_FD]
> +# ----------------------------------------
> +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
> +# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
> +# script with STATUS, using 1 if that was 0.
> +as_fn_error ()
> +{
> +  as_status=$1; test $as_status -eq 0 && as_status=1
> +  if test "$4"; then
> +    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
> +    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
> +  fi
> +  $as_echo "$as_me: error: $2" >&2
> +  as_fn_exit $as_status
> +} # as_fn_error
> +
> +if expr a : '\(a\)' >/dev/null 2>&1 &&
> +   test "X`expr 00001 : '.*\(...\)'`" = X001; then
> +  as_expr=expr
> +else
> +  as_expr=false
> +fi
> +
> +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
> +  as_basename=basename
> +else
> +  as_basename=false
> +fi
> +
> +if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
> +  as_dirname=dirname
> +else
> +  as_dirname=false
> +fi
> +
> +as_me=`$as_basename -- "$0" ||
> +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
> +	 X"$0" : 'X\(//\)$' \| \
> +	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
> +$as_echo X/"$0" |
> +    sed '/^.*\/\([^/][^/]*\)\/*$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\/\(\/\/\)$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\/\(\/\).*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  s/.*/./; q'`
> +
> +# Avoid depending upon Character Ranges.
> +as_cr_letters='abcdefghijklmnopqrstuvwxyz'
> +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
> +as_cr_Letters=$as_cr_letters$as_cr_LETTERS
> +as_cr_digits='0123456789'
> +as_cr_alnum=$as_cr_Letters$as_cr_digits
> +
> +
> +  as_lineno_1=$LINENO as_lineno_1a=$LINENO
> +  as_lineno_2=$LINENO as_lineno_2a=$LINENO
> +  eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
> +  test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
> +  # Blame Lee E. McMahon (1931-1989) for sed's syntax.  :-)
> +  sed -n '
> +    p
> +    /[$]LINENO/=
> +  ' <$as_myself |
> +    sed '
> +      s/[$]LINENO.*/&-/
> +      t lineno
> +      b
> +      :lineno
> +      N
> +      :loop
> +      s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
> +      t loop
> +      s/-\n.*//
> +    ' >$as_me.lineno &&
> +  chmod +x "$as_me.lineno" ||
> +    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
> +
> +  # Don't try to exec as it changes $[0], causing all sort of problems
> +  # (the dirname of $[0] is not the place where we might find the
> +  # original and so on.  Autoconf is especially sensitive to this).
> +  . "./$as_me.lineno"
> +  # Exit status is that of the last command.
> +  exit
> +}
> +
> +ECHO_C= ECHO_N= ECHO_T=
> +case `echo -n x` in #(((((
> +-n*)
> +  case `echo 'xy\c'` in
> +  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
> +  xy)  ECHO_C='\c';;
> +  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
> +       ECHO_T='	';;
> +  esac;;
> +*)
> +  ECHO_N='-n';;
> +esac
> +
> +rm -f conf$$ conf$$.exe conf$$.file
> +if test -d conf$$.dir; then
> +  rm -f conf$$.dir/conf$$.file
> +else
> +  rm -f conf$$.dir
> +  mkdir conf$$.dir 2>/dev/null
> +fi
> +if (echo >conf$$.file) 2>/dev/null; then
> +  if ln -s conf$$.file conf$$ 2>/dev/null; then
> +    as_ln_s='ln -s'
> +    # ... but there are two gotchas:
> +    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
> +    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
> +    # In both cases, we have to default to `cp -p'.
> +    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
> +      as_ln_s='cp -p'
> +  elif ln conf$$.file conf$$ 2>/dev/null; then
> +    as_ln_s=ln
> +  else
> +    as_ln_s='cp -p'
> +  fi
> +else
> +  as_ln_s='cp -p'
> +fi
> +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
> +rmdir conf$$.dir 2>/dev/null
> +
> +if mkdir -p . 2>/dev/null; then
> +  as_mkdir_p='mkdir -p "$as_dir"'
> +else
> +  test -d ./-p && rmdir ./-p
> +  as_mkdir_p=false
> +fi
> +
> +if test -x / >/dev/null 2>&1; then
> +  as_test_x='test -x'
> +else
> +  if ls -dL / >/dev/null 2>&1; then
> +    as_ls_L_option=L
> +  else
> +    as_ls_L_option=
> +  fi
> +  as_test_x='
> +    eval sh -c '\''
> +      if test -d "$1"; then
> +	test -d "$1/.";
> +      else
> +	case $1 in #(
> +	-*)set "./$1";;
> +	esac;
> +	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #((
> +	???[sx]*):;;*)false;;esac;fi
> +    '\'' sh
> +  '
> +fi
> +as_executable_p=$as_test_x
> +
> +# Sed expression to map a string onto a valid CPP name.
> +as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
> +
> +# Sed expression to map a string onto a valid variable name.
> +as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
> +
> +
> +test -n "$DJDIR" || exec 7<&0 </dev/null
> +exec 6>&1
> +
> +# Name of the host.
> +# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status,
> +# so uname gets run too.
> +ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
> +
> +#
> +# Initializations.
> +#
> +ac_default_prefix=/usr/local
> +ac_clean_files=
> +ac_config_libobj_dir=.
> +LIBOBJS=
> +cross_compiling=no
> +subdirs=
> +MFLAGS=
> +MAKEFLAGS=
> +
> +# Identity of this package.
> +PACKAGE_NAME=
> +PACKAGE_TARNAME=
> +PACKAGE_VERSION=
> +PACKAGE_STRING=
> +PACKAGE_BUGREPORT=
> +PACKAGE_URL=
> +
> +ac_unique_file="crt0.S"
> +ac_subst_vars='LTLIBOBJS
> +LIBOBJS
> +target_makefile_frag_path
> +host_makefile_frag_path
> +CCASFLAGS
> +CCAS
> +RANLIB
> +LD
> +AR
> +AS
> +am__fastdepCC_FALSE
> +am__fastdepCC_TRUE
> +CCDEPMODE
> +AMDEPBACKSLASH
> +AMDEP_FALSE
> +AMDEP_TRUE
> +am__quote
> +am__include
> +DEPDIR
> +am__leading_dot
> +CC
> +INSTALL_DATA
> +INSTALL_SCRIPT
> +INSTALL_PROGRAM
> +target_os
> +target_vendor
> +target_cpu
> +target
> +host_os
> +host_vendor
> +host_cpu
> +host
> +build_os
> +build_vendor
> +build_cpu
> +build
> +target_alias
> +host_alias
> +build_alias
> +LIBS
> +ECHO_T
> +ECHO_N
> +ECHO_C
> +DEFS
> +mandir
> +localedir
> +libdir
> +psdir
> +pdfdir
> +dvidir
> +htmldir
> +infodir
> +docdir
> +oldincludedir
> +includedir
> +localstatedir
> +sharedstatedir
> +sysconfdir
> +datadir
> +datarootdir
> +libexecdir
> +sbindir
> +bindir
> +program_transform_name
> +prefix
> +exec_prefix
> +PACKAGE_URL
> +PACKAGE_BUGREPORT
> +PACKAGE_STRING
> +PACKAGE_VERSION
> +PACKAGE_TARNAME
> +PACKAGE_NAME
> +PATH_SEPARATOR
> +SHELL'
> +ac_subst_files='host_makefile_frag
> +target_makefile_frag'
> +ac_user_opts='
> +enable_option_checking
> +enable_dependency_tracking
> +'
> +      ac_precious_vars='build_alias
> +host_alias
> +target_alias
> +CCAS
> +CCASFLAGS'
> +
> +
> +# Initialize some variables set by options.
> +ac_init_help=
> +ac_init_version=false
> +ac_unrecognized_opts=
> +ac_unrecognized_sep=
> +# The variables have the same names as the options, with
> +# dashes changed to underlines.
> +cache_file=/dev/null
> +exec_prefix=NONE
> +no_create=
> +no_recursion=
> +prefix=NONE
> +program_prefix=NONE
> +program_suffix=NONE
> +program_transform_name=s,x,x,
> +silent=
> +site=
> +srcdir=
> +verbose=
> +x_includes=NONE
> +x_libraries=NONE
> +
> +# Installation directory options.
> +# These are left unexpanded so users can "make install exec_prefix=/foo"
> +# and all the variables that are supposed to be based on exec_prefix
> +# by default will actually change.
> +# Use braces instead of parens because sh, perl, etc. also accept them.
> +# (The list follows the same order as the GNU Coding Standards.)
> +bindir='${exec_prefix}/bin'
> +sbindir='${exec_prefix}/sbin'
> +libexecdir='${exec_prefix}/libexec'
> +datarootdir='${prefix}/share'
> +datadir='${datarootdir}'
> +sysconfdir='${prefix}/etc'
> +sharedstatedir='${prefix}/com'
> +localstatedir='${prefix}/var'
> +includedir='${prefix}/include'
> +oldincludedir='/usr/include'
> +docdir='${datarootdir}/doc/${PACKAGE}'
> +infodir='${datarootdir}/info'
> +htmldir='${docdir}'
> +dvidir='${docdir}'
> +pdfdir='${docdir}'
> +psdir='${docdir}'
> +libdir='${exec_prefix}/lib'
> +localedir='${datarootdir}/locale'
> +mandir='${datarootdir}/man'
> +
> +ac_prev=
> +ac_dashdash=
> +for ac_option
> +do
> +  # If the previous option needs an argument, assign it.
> +  if test -n "$ac_prev"; then
> +    eval $ac_prev=\$ac_option
> +    ac_prev=
> +    continue
> +  fi
> +
> +  case $ac_option in
> +  *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
> +  *=)   ac_optarg= ;;
> +  *)    ac_optarg=yes ;;
> +  esac
> +
> +  # Accept the important Cygnus configure options, so we can diagnose typos.
> +
> +  case $ac_dashdash$ac_option in
> +  --)
> +    ac_dashdash=yes ;;
> +
> +  -bindir | --bindir | --bindi | --bind | --bin | --bi)
> +    ac_prev=bindir ;;
> +  -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
> +    bindir=$ac_optarg ;;
> +
> +  -build | --build | --buil | --bui | --bu)
> +    ac_prev=build_alias ;;
> +  -build=* | --build=* | --buil=* | --bui=* | --bu=*)
> +    build_alias=$ac_optarg ;;
> +
> +  -cache-file | --cache-file | --cache-fil | --cache-fi \
> +  | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
> +    ac_prev=cache_file ;;
> +  -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
> +  | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
> +    cache_file=$ac_optarg ;;
> +
> +  --config-cache | -C)
> +    cache_file=config.cache ;;
> +
> +  -datadir | --datadir | --datadi | --datad)
> +    ac_prev=datadir ;;
> +  -datadir=* | --datadir=* | --datadi=* | --datad=*)
> +    datadir=$ac_optarg ;;
> +
> +  -datarootdir | --datarootdir | --datarootdi | --datarootd | --dataroot \
> +  | --dataroo | --dataro | --datar)
> +    ac_prev=datarootdir ;;
> +  -datarootdir=* | --datarootdir=* | --datarootdi=* | --datarootd=* \
> +  | --dataroot=* | --dataroo=* | --dataro=* | --datar=*)
> +    datarootdir=$ac_optarg ;;
> +
> +  -disable-* | --disable-*)
> +    ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
> +    # Reject names that are not valid shell variable names.
> +    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
> +      as_fn_error $? "invalid feature name: $ac_useropt"
> +    ac_useropt_orig=$ac_useropt
> +    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
> +    case $ac_user_opts in
> +      *"
> +"enable_$ac_useropt"
> +"*) ;;
> +      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--disable-$ac_useropt_orig"
> +	 ac_unrecognized_sep=', ';;
> +    esac
> +    eval enable_$ac_useropt=no ;;
> +
> +  -docdir | --docdir | --docdi | --doc | --do)
> +    ac_prev=docdir ;;
> +  -docdir=* | --docdir=* | --docdi=* | --doc=* | --do=*)
> +    docdir=$ac_optarg ;;
> +
> +  -dvidir | --dvidir | --dvidi | --dvid | --dvi | --dv)
> +    ac_prev=dvidir ;;
> +  -dvidir=* | --dvidir=* | --dvidi=* | --dvid=* | --dvi=* | --dv=*)
> +    dvidir=$ac_optarg ;;
> +
> +  -enable-* | --enable-*)
> +    ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
> +    # Reject names that are not valid shell variable names.
> +    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
> +      as_fn_error $? "invalid feature name: $ac_useropt"
> +    ac_useropt_orig=$ac_useropt
> +    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
> +    case $ac_user_opts in
> +      *"
> +"enable_$ac_useropt"
> +"*) ;;
> +      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--enable-$ac_useropt_orig"
> +	 ac_unrecognized_sep=', ';;
> +    esac
> +    eval enable_$ac_useropt=\$ac_optarg ;;
> +
> +  -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
> +  | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
> +  | --exec | --exe | --ex)
> +    ac_prev=exec_prefix ;;
> +  -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
> +  | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
> +  | --exec=* | --exe=* | --ex=*)
> +    exec_prefix=$ac_optarg ;;
> +
> +  -gas | --gas | --ga | --g)
> +    # Obsolete; use --with-gas.
> +    with_gas=yes ;;
> +
> +  -help | --help | --hel | --he | -h)
> +    ac_init_help=long ;;
> +  -help=r* | --help=r* | --hel=r* | --he=r* | -hr*)
> +    ac_init_help=recursive ;;
> +  -help=s* | --help=s* | --hel=s* | --he=s* | -hs*)
> +    ac_init_help=short ;;
> +
> +  -host | --host | --hos | --ho)
> +    ac_prev=host_alias ;;
> +  -host=* | --host=* | --hos=* | --ho=*)
> +    host_alias=$ac_optarg ;;
> +
> +  -htmldir | --htmldir | --htmldi | --htmld | --html | --htm | --ht)
> +    ac_prev=htmldir ;;
> +  -htmldir=* | --htmldir=* | --htmldi=* | --htmld=* | --html=* | --htm=* \
> +  | --ht=*)
> +    htmldir=$ac_optarg ;;
> +
> +  -includedir | --includedir | --includedi | --included | --include \
> +  | --includ | --inclu | --incl | --inc)
> +    ac_prev=includedir ;;
> +  -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
> +  | --includ=* | --inclu=* | --incl=* | --inc=*)
> +    includedir=$ac_optarg ;;
> +
> +  -infodir | --infodir | --infodi | --infod | --info | --inf)
> +    ac_prev=infodir ;;
> +  -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
> +    infodir=$ac_optarg ;;
> +
> +  -libdir | --libdir | --libdi | --libd)
> +    ac_prev=libdir ;;
> +  -libdir=* | --libdir=* | --libdi=* | --libd=*)
> +    libdir=$ac_optarg ;;
> +
> +  -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
> +  | --libexe | --libex | --libe)
> +    ac_prev=libexecdir ;;
> +  -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
> +  | --libexe=* | --libex=* | --libe=*)
> +    libexecdir=$ac_optarg ;;
> +
> +  -localedir | --localedir | --localedi | --localed | --locale)
> +    ac_prev=localedir ;;
> +  -localedir=* | --localedir=* | --localedi=* | --localed=* | --locale=*)
> +    localedir=$ac_optarg ;;
> +
> +  -localstatedir | --localstatedir | --localstatedi | --localstated \
> +  | --localstate | --localstat | --localsta | --localst | --locals)
> +    ac_prev=localstatedir ;;
> +  -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
> +  | --localstate=* | --localstat=* | --localsta=* | --localst=* | --locals=*)
> +    localstatedir=$ac_optarg ;;
> +
> +  -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
> +    ac_prev=mandir ;;
> +  -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
> +    mandir=$ac_optarg ;;
> +
> +  -nfp | --nfp | --nf)
> +    # Obsolete; use --without-fp.
> +    with_fp=no ;;
> +
> +  -no-create | --no-create | --no-creat | --no-crea | --no-cre \
> +  | --no-cr | --no-c | -n)
> +    no_create=yes ;;
> +
> +  -no-recursion | --no-recursion | --no-recursio | --no-recursi \
> +  | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
> +    no_recursion=yes ;;
> +
> +  -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
> +  | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
> +  | --oldin | --oldi | --old | --ol | --o)
> +    ac_prev=oldincludedir ;;
> +  -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
> +  | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
> +  | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
> +    oldincludedir=$ac_optarg ;;
> +
> +  -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
> +    ac_prev=prefix ;;
> +  -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
> +    prefix=$ac_optarg ;;
> +
> +  -program-prefix | --program-prefix | --program-prefi | --program-pref \
> +  | --program-pre | --program-pr | --program-p)
> +    ac_prev=program_prefix ;;
> +  -program-prefix=* | --program-prefix=* | --program-prefi=* \
> +  | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
> +    program_prefix=$ac_optarg ;;
> +
> +  -program-suffix | --program-suffix | --program-suffi | --program-suff \
> +  | --program-suf | --program-su | --program-s)
> +    ac_prev=program_suffix ;;
> +  -program-suffix=* | --program-suffix=* | --program-suffi=* \
> +  | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
> +    program_suffix=$ac_optarg ;;
> +
> +  -program-transform-name | --program-transform-name \
> +  | --program-transform-nam | --program-transform-na \
> +  | --program-transform-n | --program-transform- \
> +  | --program-transform | --program-transfor \
> +  | --program-transfo | --program-transf \
> +  | --program-trans | --program-tran \
> +  | --progr-tra | --program-tr | --program-t)
> +    ac_prev=program_transform_name ;;
> +  -program-transform-name=* | --program-transform-name=* \
> +  | --program-transform-nam=* | --program-transform-na=* \
> +  | --program-transform-n=* | --program-transform-=* \
> +  | --program-transform=* | --program-transfor=* \
> +  | --program-transfo=* | --program-transf=* \
> +  | --program-trans=* | --program-tran=* \
> +  | --progr-tra=* | --program-tr=* | --program-t=*)
> +    program_transform_name=$ac_optarg ;;
> +
> +  -pdfdir | --pdfdir | --pdfdi | --pdfd | --pdf | --pd)
> +    ac_prev=pdfdir ;;
> +  -pdfdir=* | --pdfdir=* | --pdfdi=* | --pdfd=* | --pdf=* | --pd=*)
> +    pdfdir=$ac_optarg ;;
> +
> +  -psdir | --psdir | --psdi | --psd | --ps)
> +    ac_prev=psdir ;;
> +  -psdir=* | --psdir=* | --psdi=* | --psd=* | --ps=*)
> +    psdir=$ac_optarg ;;
> +
> +  -q | -quiet | --quiet | --quie | --qui | --qu | --q \
> +  | -silent | --silent | --silen | --sile | --sil)
> +    silent=yes ;;
> +
> +  -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
> +    ac_prev=sbindir ;;
> +  -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
> +  | --sbi=* | --sb=*)
> +    sbindir=$ac_optarg ;;
> +
> +  -sharedstatedir | --sharedstatedir | --sharedstatedi \
> +  | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
> +  | --sharedst | --shareds | --shared | --share | --shar \
> +  | --sha | --sh)
> +    ac_prev=sharedstatedir ;;
> +  -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
> +  | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
> +  | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
> +  | --sha=* | --sh=*)
> +    sharedstatedir=$ac_optarg ;;
> +
> +  -site | --site | --sit)
> +    ac_prev=site ;;
> +  -site=* | --site=* | --sit=*)
> +    site=$ac_optarg ;;
> +
> +  -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
> +    ac_prev=srcdir ;;
> +  -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
> +    srcdir=$ac_optarg ;;
> +
> +  -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
> +  | --syscon | --sysco | --sysc | --sys | --sy)
> +    ac_prev=sysconfdir ;;
> +  -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
> +  | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
> +    sysconfdir=$ac_optarg ;;
> +
> +  -target | --target | --targe | --targ | --tar | --ta | --t)
> +    ac_prev=target_alias ;;
> +  -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
> +    target_alias=$ac_optarg ;;
> +
> +  -v | -verbose | --verbose | --verbos | --verbo | --verb)
> +    verbose=yes ;;
> +
> +  -version | --version | --versio | --versi | --vers | -V)
> +    ac_init_version=: ;;
> +
> +  -with-* | --with-*)
> +    ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
> +    # Reject names that are not valid shell variable names.
> +    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
> +      as_fn_error $? "invalid package name: $ac_useropt"
> +    ac_useropt_orig=$ac_useropt
> +    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
> +    case $ac_user_opts in
> +      *"
> +"with_$ac_useropt"
> +"*) ;;
> +      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--with-$ac_useropt_orig"
> +	 ac_unrecognized_sep=', ';;
> +    esac
> +    eval with_$ac_useropt=\$ac_optarg ;;
> +
> +  -without-* | --without-*)
> +    ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
> +    # Reject names that are not valid shell variable names.
> +    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
> +      as_fn_error $? "invalid package name: $ac_useropt"
> +    ac_useropt_orig=$ac_useropt
> +    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
> +    case $ac_user_opts in
> +      *"
> +"with_$ac_useropt"
> +"*) ;;
> +      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--without-$ac_useropt_orig"
> +	 ac_unrecognized_sep=', ';;
> +    esac
> +    eval with_$ac_useropt=no ;;
> +
> +  --x)
> +    # Obsolete; use --with-x.
> +    with_x=yes ;;
> +
> +  -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
> +  | --x-incl | --x-inc | --x-in | --x-i)
> +    ac_prev=x_includes ;;
> +  -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
> +  | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
> +    x_includes=$ac_optarg ;;
> +
> +  -x-libraries | --x-libraries | --x-librarie | --x-librari \
> +  | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
> +    ac_prev=x_libraries ;;
> +  -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
> +  | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
> +    x_libraries=$ac_optarg ;;
> +
> +  -*) as_fn_error $? "unrecognized option: \`$ac_option'
> +Try \`$0 --help' for more information"
> +    ;;
> +
> +  *=*)
> +    ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
> +    # Reject names that are not valid shell variable names.
> +    case $ac_envvar in #(
> +      '' | [0-9]* | *[!_$as_cr_alnum]* )
> +      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
> +    esac
> +    eval $ac_envvar=\$ac_optarg
> +    export $ac_envvar ;;
> +
> +  *)
> +    # FIXME: should be removed in autoconf 3.0.
> +    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
> +    expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
> +      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
> +    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
> +    ;;
> +
> +  esac
> +done
> +
> +if test -n "$ac_prev"; then
> +  ac_option=--`echo $ac_prev | sed 's/_/-/g'`
> +  as_fn_error $? "missing argument to $ac_option"
> +fi
> +
> +if test -n "$ac_unrecognized_opts"; then
> +  case $enable_option_checking in
> +    no) ;;
> +    fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
> +    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
> +  esac
> +fi
> +
> +# Check all directory arguments for consistency.
> +for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
> +		datadir sysconfdir sharedstatedir localstatedir includedir \
> +		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
> +		libdir localedir mandir
> +do
> +  eval ac_val=\$$ac_var
> +  # Remove trailing slashes.
> +  case $ac_val in
> +    */ )
> +      ac_val=`expr "X$ac_val" : 'X\(.*[^/]\)' \| "X$ac_val" : 'X\(.*\)'`
> +      eval $ac_var=\$ac_val;;
> +  esac
> +  # Be sure to have absolute directory names.
> +  case $ac_val in
> +    [\\/$]* | ?:[\\/]* )  continue;;
> +    NONE | '' ) case $ac_var in *prefix ) continue;; esac;;
> +  esac
> +  as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
> +done
> +
> +# There might be people who depend on the old broken behavior: `$host'
> +# used to hold the argument of --host etc.
> +# FIXME: To remove some day.
> +build=$build_alias
> +host=$host_alias
> +target=$target_alias
> +
> +# FIXME: To remove some day.
> +if test "x$host_alias" != x; then
> +  if test "x$build_alias" = x; then
> +    cross_compiling=maybe
> +    $as_echo "$as_me: WARNING: if you wanted to set the --build type, don't use --host.
> +    If a cross compiler is detected then cross compile mode will be used" >&2
> +  elif test "x$build_alias" != "x$host_alias"; then
> +    cross_compiling=yes
> +  fi
> +fi
> +
> +ac_tool_prefix=
> +test -n "$host_alias" && ac_tool_prefix=$host_alias-
> +
> +test "$silent" = yes && exec 6>/dev/null
> +
> +
> +ac_pwd=`pwd` && test -n "$ac_pwd" &&
> +ac_ls_di=`ls -di .` &&
> +ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
> +  as_fn_error $? "working directory cannot be determined"
> +test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
> +  as_fn_error $? "pwd does not report name of working directory"
> +
> +
> +# Find the source files, if location was not specified.
> +if test -z "$srcdir"; then
> +  ac_srcdir_defaulted=yes
> +  # Try the directory containing this script, then the parent directory.
> +  ac_confdir=`$as_dirname -- "$as_myself" ||
> +$as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
> +	 X"$as_myself" : 'X\(//\)[^/]' \| \
> +	 X"$as_myself" : 'X\(//\)$' \| \
> +	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
> +$as_echo X"$as_myself" |
> +    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)[^/].*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\).*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  s/.*/./; q'`
> +  srcdir=$ac_confdir
> +  if test ! -r "$srcdir/$ac_unique_file"; then
> +    srcdir=..
> +  fi
> +else
> +  ac_srcdir_defaulted=no
> +fi
> +if test ! -r "$srcdir/$ac_unique_file"; then
> +  test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
> +  as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
> +fi
> +ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
> +ac_abs_confdir=`(
> +	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
> +	pwd)`
> +# When building in place, set srcdir=.
> +if test "$ac_abs_confdir" = "$ac_pwd"; then
> +  srcdir=.
> +fi
> +# Remove unnecessary trailing slashes from srcdir.
> +# Double slashes in file names in object file debugging info
> +# mess up M-x gdb in Emacs.
> +case $srcdir in
> +*/) srcdir=`expr "X$srcdir" : 'X\(.*[^/]\)' \| "X$srcdir" : 'X\(.*\)'`;;
> +esac
> +for ac_var in $ac_precious_vars; do
> +  eval ac_env_${ac_var}_set=\${${ac_var}+set}
> +  eval ac_env_${ac_var}_value=\$${ac_var}
> +  eval ac_cv_env_${ac_var}_set=\${${ac_var}+set}
> +  eval ac_cv_env_${ac_var}_value=\$${ac_var}
> +done
> +
> +#
> +# Report the --help message.
> +#
> +if test "$ac_init_help" = "long"; then
> +  # Omit some internal or obsolete options to make the list less imposing.
> +  # This message is too long to be a string in the A/UX 3.1 sh.
> +  cat <<_ACEOF
> +\`configure' configures this package to adapt to many kinds of systems.
> +
> +Usage: $0 [OPTION]... [VAR=VALUE]...
> +
> +To assign environment variables (e.g., CC, CFLAGS...), specify them as
> +VAR=VALUE.  See below for descriptions of some of the useful variables.
> +
> +Defaults for the options are specified in brackets.
> +
> +Configuration:
> +  -h, --help              display this help and exit
> +      --help=short        display options specific to this package
> +      --help=recursive    display the short help of all the included packages
> +  -V, --version           display version information and exit
> +  -q, --quiet, --silent   do not print \`checking ...' messages
> +      --cache-file=FILE   cache test results in FILE [disabled]
> +  -C, --config-cache      alias for \`--cache-file=config.cache'
> +  -n, --no-create         do not create output files
> +      --srcdir=DIR        find the sources in DIR [configure dir or \`..']
> +
> +Installation directories:
> +  --prefix=PREFIX         install architecture-independent files in PREFIX
> +                          [$ac_default_prefix]
> +  --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
> +                          [PREFIX]
> +
> +By default, \`make install' will install all the files in
> +\`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specify
> +an installation prefix other than \`$ac_default_prefix' using \`--prefix',
> +for instance \`--prefix=\$HOME'.
> +
> +For better control, use the options below.
> +
> +Fine tuning of the installation directories:
> +  --bindir=DIR            user executables [EPREFIX/bin]
> +  --sbindir=DIR           system admin executables [EPREFIX/sbin]
> +  --libexecdir=DIR        program executables [EPREFIX/libexec]
> +  --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
> +  --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
> +  --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
> +  --libdir=DIR            object code libraries [EPREFIX/lib]
> +  --includedir=DIR        C header files [PREFIX/include]
> +  --oldincludedir=DIR     C header files for non-gcc [/usr/include]
> +  --datarootdir=DIR       read-only arch.-independent data root [PREFIX/share]
> +  --datadir=DIR           read-only architecture-independent data [DATAROOTDIR]
> +  --infodir=DIR           info documentation [DATAROOTDIR/info]
> +  --localedir=DIR         locale-dependent data [DATAROOTDIR/locale]
> +  --mandir=DIR            man documentation [DATAROOTDIR/man]
> +  --docdir=DIR            documentation root [DATAROOTDIR/doc/PACKAGE]
> +  --htmldir=DIR           html documentation [DOCDIR]
> +  --dvidir=DIR            dvi documentation [DOCDIR]
> +  --pdfdir=DIR            pdf documentation [DOCDIR]
> +  --psdir=DIR             ps documentation [DOCDIR]
> +_ACEOF
> +
> +  cat <<\_ACEOF
> +
> +Program names:
> +  --program-prefix=PREFIX            prepend PREFIX to installed program names
> +  --program-suffix=SUFFIX            append SUFFIX to installed program names
> +  --program-transform-name=PROGRAM   run sed PROGRAM on installed program names
> +
> +System types:
> +  --build=BUILD     configure for building on BUILD [guessed]
> +  --host=HOST       cross-compile to build programs to run on HOST [BUILD]
> +  --target=TARGET   configure for building compilers for TARGET [HOST]
> +_ACEOF
> +fi
> +
> +if test -n "$ac_init_help"; then
> +
> +  cat <<\_ACEOF
> +
> +Optional Features:
> +  --disable-option-checking  ignore unrecognized --enable/--with options
> +  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
> +  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
> +  --disable-dependency-tracking  speeds up one-time build
> +  --enable-dependency-tracking   do not reject slow dependency extractors
> +
> +Some influential environment variables:
> +  CCAS        assembler compiler command (defaults to CC)
> +  CCASFLAGS   assembler compiler flags (defaults to CFLAGS)
> +
> +Use these variables to override the choices made by `configure' or to help
> +it to find libraries and programs with nonstandard names/locations.
> +
> +Report bugs to the package provider.
> +_ACEOF
> +ac_status=$?
> +fi
> +
> +if test "$ac_init_help" = "recursive"; then
> +  # If there are subdirs, report their specific --help.
> +  for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
> +    test -d "$ac_dir" ||
> +      { cd "$srcdir" && ac_pwd=`pwd` && srcdir=. && test -d "$ac_dir"; } ||
> +      continue
> +    ac_builddir=.
> +
> +case "$ac_dir" in
> +.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
> +*)
> +  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
> +  # A ".." for each directory in $ac_dir_suffix.
> +  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
> +  case $ac_top_builddir_sub in
> +  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
> +  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
> +  esac ;;
> +esac
> +ac_abs_top_builddir=$ac_pwd
> +ac_abs_builddir=$ac_pwd$ac_dir_suffix
> +# for backward compatibility:
> +ac_top_builddir=$ac_top_build_prefix
> +
> +case $srcdir in
> +  .)  # We are building in place.
> +    ac_srcdir=.
> +    ac_top_srcdir=$ac_top_builddir_sub
> +    ac_abs_top_srcdir=$ac_pwd ;;
> +  [\\/]* | ?:[\\/]* )  # Absolute name.
> +    ac_srcdir=$srcdir$ac_dir_suffix;
> +    ac_top_srcdir=$srcdir
> +    ac_abs_top_srcdir=$srcdir ;;
> +  *) # Relative name.
> +    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
> +    ac_top_srcdir=$ac_top_build_prefix$srcdir
> +    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
> +esac
> +ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
> +
> +    cd "$ac_dir" || { ac_status=$?; continue; }
> +    # Check for guested configure.
> +    if test -f "$ac_srcdir/configure.gnu"; then
> +      echo &&
> +      $SHELL "$ac_srcdir/configure.gnu" --help=recursive
> +    elif test -f "$ac_srcdir/configure"; then
> +      echo &&
> +      $SHELL "$ac_srcdir/configure" --help=recursive
> +    else
> +      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
> +    fi || ac_status=$?
> +    cd "$ac_pwd" || { ac_status=$?; break; }
> +  done
> +fi
> +
> +test -n "$ac_init_help" && exit $ac_status
> +if $ac_init_version; then
> +  cat <<\_ACEOF
> +configure
> +generated by GNU Autoconf 2.68
> +
> +Copyright (C) 2010 Free Software Foundation, Inc.
> +This configure script is free software; the Free Software Foundation
> +gives unlimited permission to copy, distribute and modify it.
> +_ACEOF
> +  exit
> +fi
> +
> +## ------------------------ ##
> +## Autoconf initialization. ##
> +## ------------------------ ##
> +
> +# ac_fn_c_try_compile LINENO
> +# --------------------------
> +# Try to compile conftest.$ac_ext, and return whether this succeeded.
> +ac_fn_c_try_compile ()
> +{
> +  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
> +  rm -f conftest.$ac_objext
> +  if { { ac_try="$ac_compile"
> +case "(($ac_try" in
> +  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
> +  *) ac_try_echo=$ac_try;;
> +esac
> +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
> +$as_echo "$ac_try_echo"; } >&5
> +  (eval "$ac_compile") 2>conftest.err
> +  ac_status=$?
> +  if test -s conftest.err; then
> +    grep -v '^ *+' conftest.err >conftest.er1
> +    cat conftest.er1 >&5
> +    mv -f conftest.er1 conftest.err
> +  fi
> +  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
> +  test $ac_status = 0; } && {
> +	 test -z "$ac_c_werror_flag" ||
> +	 test ! -s conftest.err
> +       } && test -s conftest.$ac_objext; then :
> +  ac_retval=0
> +else
> +  $as_echo "$as_me: failed program was:" >&5
> +sed 's/^/| /' conftest.$ac_ext >&5
> +
> +	ac_retval=1
> +fi
> +  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
> +  as_fn_set_status $ac_retval
> +
> +} # ac_fn_c_try_compile
> +cat >config.log <<_ACEOF
> +This file contains any messages produced by compilers while
> +running configure, to aid debugging if configure makes a mistake.
> +
> +It was created by $as_me, which was
> +generated by GNU Autoconf 2.68.  Invocation command line was
> +
> +  $ $0 $@
> +
> +_ACEOF
> +exec 5>>config.log
> +{
> +cat <<_ASUNAME
> +## --------- ##
> +## Platform. ##
> +## --------- ##
> +
> +hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
> +uname -m = `(uname -m) 2>/dev/null || echo unknown`
> +uname -r = `(uname -r) 2>/dev/null || echo unknown`
> +uname -s = `(uname -s) 2>/dev/null || echo unknown`
> +uname -v = `(uname -v) 2>/dev/null || echo unknown`
> +
> +/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown`
> +/bin/uname -X     = `(/bin/uname -X) 2>/dev/null     || echo unknown`
> +
> +/bin/arch              = `(/bin/arch) 2>/dev/null              || echo unknown`
> +/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null       || echo unknown`
> +/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
> +/usr/bin/hostinfo      = `(/usr/bin/hostinfo) 2>/dev/null      || echo unknown`
> +/bin/machine           = `(/bin/machine) 2>/dev/null           || echo unknown`
> +/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null       || echo unknown`
> +/bin/universe          = `(/bin/universe) 2>/dev/null          || echo unknown`
> +
> +_ASUNAME
> +
> +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
> +for as_dir in $PATH
> +do
> +  IFS=$as_save_IFS
> +  test -z "$as_dir" && as_dir=.
> +    $as_echo "PATH: $as_dir"
> +  done
> +IFS=$as_save_IFS
> +
> +} >&5
> +
> +cat >&5 <<_ACEOF
> +
> +
> +## ----------- ##
> +## Core tests. ##
> +## ----------- ##
> +
> +_ACEOF
> +
> +
> +# Keep a trace of the command line.
> +# Strip out --no-create and --no-recursion so they do not pile up.
> +# Strip out --silent because we don't want to record it for future runs.
> +# Also quote any args containing shell meta-characters.
> +# Make two passes to allow for proper duplicate-argument suppression.
> +ac_configure_args=
> +ac_configure_args0=
> +ac_configure_args1=
> +ac_must_keep_next=false
> +for ac_pass in 1 2
> +do
> +  for ac_arg
> +  do
> +    case $ac_arg in
> +    -no-create | --no-c* | -n | -no-recursion | --no-r*) continue ;;
> +    -q | -quiet | --quiet | --quie | --qui | --qu | --q \
> +    | -silent | --silent | --silen | --sile | --sil)
> +      continue ;;
> +    *\'*)
> +      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
> +    esac
> +    case $ac_pass in
> +    1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
> +    2)
> +      as_fn_append ac_configure_args1 " '$ac_arg'"
> +      if test $ac_must_keep_next = true; then
> +	ac_must_keep_next=false # Got value, back to normal.
> +      else
> +	case $ac_arg in
> +	  *=* | --config-cache | -C | -disable-* | --disable-* \
> +	  | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
> +	  | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
> +	  | -with-* | --with-* | -without-* | --without-* | --x)
> +	    case "$ac_configure_args0 " in
> +	      "$ac_configure_args1"*" '$ac_arg' "* ) continue ;;
> +	    esac
> +	    ;;
> +	  -* ) ac_must_keep_next=true ;;
> +	esac
> +      fi
> +      as_fn_append ac_configure_args " '$ac_arg'"
> +      ;;
> +    esac
> +  done
> +done
> +{ ac_configure_args0=; unset ac_configure_args0;}
> +{ ac_configure_args1=; unset ac_configure_args1;}
> +
> +# When interrupted or exit'd, cleanup temporary files, and complete
> +# config.log.  We remove comments because anyway the quotes in there
> +# would cause problems or look ugly.
> +# WARNING: Use '\'' to represent an apostrophe within the trap.
> +# WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
> +trap 'exit_status=$?
> +  # Save into config.log some information that might help in debugging.
> +  {
> +    echo
> +
> +    $as_echo "## ---------------- ##
> +## Cache variables. ##
> +## ---------------- ##"
> +    echo
> +    # The following way of writing the cache mishandles newlines in values,
> +(
> +  for ac_var in `(set) 2>&1 | sed -n '\''s/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'\''`; do
> +    eval ac_val=\$$ac_var
> +    case $ac_val in #(
> +    *${as_nl}*)
> +      case $ac_var in #(
> +      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
> +$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
> +      esac
> +      case $ac_var in #(
> +      _ | IFS | as_nl) ;; #(
> +      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
> +      *) { eval $ac_var=; unset $ac_var;} ;;
> +      esac ;;
> +    esac
> +  done
> +  (set) 2>&1 |
> +    case $as_nl`(ac_space='\'' '\''; set) 2>&1` in #(
> +    *${as_nl}ac_space=\ *)
> +      sed -n \
> +	"s/'\''/'\''\\\\'\'''\''/g;
> +	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\''\\2'\''/p"
> +      ;; #(
> +    *)
> +      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
> +      ;;
> +    esac |
> +    sort
> +)
> +    echo
> +
> +    $as_echo "## ----------------- ##
> +## Output variables. ##
> +## ----------------- ##"
> +    echo
> +    for ac_var in $ac_subst_vars
> +    do
> +      eval ac_val=\$$ac_var
> +      case $ac_val in
> +      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
> +      esac
> +      $as_echo "$ac_var='\''$ac_val'\''"
> +    done | sort
> +    echo
> +
> +    if test -n "$ac_subst_files"; then
> +      $as_echo "## ------------------- ##
> +## File substitutions. ##
> +## ------------------- ##"
> +      echo
> +      for ac_var in $ac_subst_files
> +      do
> +	eval ac_val=\$$ac_var
> +	case $ac_val in
> +	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
> +	esac
> +	$as_echo "$ac_var='\''$ac_val'\''"
> +      done | sort
> +      echo
> +    fi
> +
> +    if test -s confdefs.h; then
> +      $as_echo "## ----------- ##
> +## confdefs.h. ##
> +## ----------- ##"
> +      echo
> +      cat confdefs.h
> +      echo
> +    fi
> +    test "$ac_signal" != 0 &&
> +      $as_echo "$as_me: caught signal $ac_signal"
> +    $as_echo "$as_me: exit $exit_status"
> +  } >&5
> +  rm -f core *.core core.conftest.* &&
> +    rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
> +    exit $exit_status
> +' 0
> +for ac_signal in 1 2 13 15; do
> +  trap 'ac_signal='$ac_signal'; as_fn_exit 1' $ac_signal
> +done
> +ac_signal=0
> +
> +# confdefs.h avoids OS command line length limits that DEFS can exceed.
> +rm -f -r conftest* confdefs.h
> +
> +$as_echo "/* confdefs.h */" > confdefs.h
> +
> +# Predefined preprocessor variables.
> +
> +cat >>confdefs.h <<_ACEOF
> +#define PACKAGE_NAME "$PACKAGE_NAME"
> +_ACEOF
> +
> +cat >>confdefs.h <<_ACEOF
> +#define PACKAGE_TARNAME "$PACKAGE_TARNAME"
> +_ACEOF
> +
> +cat >>confdefs.h <<_ACEOF
> +#define PACKAGE_VERSION "$PACKAGE_VERSION"
> +_ACEOF
> +
> +cat >>confdefs.h <<_ACEOF
> +#define PACKAGE_STRING "$PACKAGE_STRING"
> +_ACEOF
> +
> +cat >>confdefs.h <<_ACEOF
> +#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
> +_ACEOF
> +
> +cat >>confdefs.h <<_ACEOF
> +#define PACKAGE_URL "$PACKAGE_URL"
> +_ACEOF
> +
> +
> +# Let the site file select an alternate cache file if it wants to.
> +# Prefer an explicitly selected file to automatically selected ones.
> +ac_site_file1=NONE
> +ac_site_file2=NONE
> +if test -n "$CONFIG_SITE"; then
> +  # We do not want a PATH search for config.site.
> +  case $CONFIG_SITE in #((
> +    -*)  ac_site_file1=./$CONFIG_SITE;;
> +    */*) ac_site_file1=$CONFIG_SITE;;
> +    *)   ac_site_file1=./$CONFIG_SITE;;
> +  esac
> +elif test "x$prefix" != xNONE; then
> +  ac_site_file1=$prefix/share/config.site
> +  ac_site_file2=$prefix/etc/config.site
> +else
> +  ac_site_file1=$ac_default_prefix/share/config.site
> +  ac_site_file2=$ac_default_prefix/etc/config.site
> +fi
> +for ac_site_file in "$ac_site_file1" "$ac_site_file2"
> +do
> +  test "x$ac_site_file" = xNONE && continue
> +  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
> +    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
> +$as_echo "$as_me: loading site script $ac_site_file" >&6;}
> +    sed 's/^/| /' "$ac_site_file" >&5
> +    . "$ac_site_file" \
> +      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
> +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
> +as_fn_error $? "failed to load site script $ac_site_file
> +See \`config.log' for more details" "$LINENO" 5; }
> +  fi
> +done
> +
> +if test -r "$cache_file"; then
> +  # Some versions of bash will fail to source /dev/null (special files
> +  # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
> +  if test /dev/null != "$cache_file" && test -f "$cache_file"; then
> +    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
> +$as_echo "$as_me: loading cache $cache_file" >&6;}
> +    case $cache_file in
> +      [\\/]* | ?:[\\/]* ) . "$cache_file";;
> +      *)                      . "./$cache_file";;
> +    esac
> +  fi
> +else
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
> +$as_echo "$as_me: creating cache $cache_file" >&6;}
> +  >$cache_file
> +fi
> +
> +# Check that the precious variables saved in the cache have kept the same
> +# value.
> +ac_cache_corrupted=false
> +for ac_var in $ac_precious_vars; do
> +  eval ac_old_set=\$ac_cv_env_${ac_var}_set
> +  eval ac_new_set=\$ac_env_${ac_var}_set
> +  eval ac_old_val=\$ac_cv_env_${ac_var}_value
> +  eval ac_new_val=\$ac_env_${ac_var}_value
> +  case $ac_old_set,$ac_new_set in
> +    set,)
> +      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
> +$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
> +      ac_cache_corrupted=: ;;
> +    ,set)
> +      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
> +$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
> +      ac_cache_corrupted=: ;;
> +    ,);;
> +    *)
> +      if test "x$ac_old_val" != "x$ac_new_val"; then
> +	# differences in whitespace do not lead to failure.
> +	ac_old_val_w=`echo x $ac_old_val`
> +	ac_new_val_w=`echo x $ac_new_val`
> +	if test "$ac_old_val_w" != "$ac_new_val_w"; then
> +	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
> +$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
> +	  ac_cache_corrupted=:
> +	else
> +	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
> +$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
> +	  eval $ac_var=\$ac_old_val
> +	fi
> +	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
> +$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
> +	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
> +$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
> +      fi;;
> +  esac
> +  # Pass precious variables to config.status.
> +  if test "$ac_new_set" = set; then
> +    case $ac_new_val in
> +    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
> +    *) ac_arg=$ac_var=$ac_new_val ;;
> +    esac
> +    case " $ac_configure_args " in
> +      *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
> +      *) as_fn_append ac_configure_args " '$ac_arg'" ;;
> +    esac
> +  fi
> +done
> +if $ac_cache_corrupted; then
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
> +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
> +$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
> +  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
> +fi
> +## -------------------- ##
> +## Main body of script. ##
> +## -------------------- ##
> +
> +ac_ext=c
> +ac_cpp='$CPP $CPPFLAGS'
> +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
> +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
> +ac_compiler_gnu=$ac_cv_c_compiler_gnu
> +
> +
> +
> +if test "${enable_shared}" = "yes" ; then
> +    echo "Shared libraries not supported for cross compiling, ignored"
> +fi
> +
> +if test "$srcdir" = "." ; then
> +  if test "${with_target_subdir}" != "." ; then
> +    libgloss_topdir="${with_multisrctop}../../.."
> +  else
> +    libgloss_topdir="${with_multisrctop}../.."
> +  fi
> +else
> +  libgloss_topdir="${srcdir}/../.."
> +fi
> +ac_aux_dir=
> +for ac_dir in $libgloss_topdir "$srcdir"/$libgloss_topdir; do
> +  if test -f "$ac_dir/install-sh"; then
> +    ac_aux_dir=$ac_dir
> +    ac_install_sh="$ac_aux_dir/install-sh -c"
> +    break
> +  elif test -f "$ac_dir/install.sh"; then
> +    ac_aux_dir=$ac_dir
> +    ac_install_sh="$ac_aux_dir/install.sh -c"
> +    break
> +  elif test -f "$ac_dir/shtool"; then
> +    ac_aux_dir=$ac_dir
> +    ac_install_sh="$ac_aux_dir/shtool install -c"
> +    break
> +  fi
> +done
> +if test -z "$ac_aux_dir"; then
> +  as_fn_error $? "cannot find install-sh, install.sh, or shtool in $libgloss_topdir \"$srcdir\"/$libgloss_topdir" "$LINENO" 5
> +fi
> +
> +# These three variables are undocumented and unsupported,
> +# and are intended to be withdrawn in a future Autoconf release.
> +# They can cause serious problems if a builder's source tree is in a directory
> +# whose full name contains unusual characters.
> +ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
> +ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
> +ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
> +
> +
> +
> +# Make sure we can run config.sub.
> +$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
> +  as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
> +
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
> +$as_echo_n "checking build system type... " >&6; }
> +if ${ac_cv_build+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  ac_build_alias=$build_alias
> +test "x$ac_build_alias" = x &&
> +  ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
> +test "x$ac_build_alias" = x &&
> +  as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
> +ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
> +  as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
> +
> +fi
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
> +$as_echo "$ac_cv_build" >&6; }
> +case $ac_cv_build in
> +*-*-*) ;;
> +*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
> +esac
> +build=$ac_cv_build
> +ac_save_IFS=$IFS; IFS='-'
> +set x $ac_cv_build
> +shift
> +build_cpu=$1
> +build_vendor=$2
> +shift; shift
> +# Remember, the first character of IFS is used to create $*,
> +# except with old shells:
> +build_os=$*
> +IFS=$ac_save_IFS
> +case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
> +
> +
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
> +$as_echo_n "checking host system type... " >&6; }
> +if ${ac_cv_host+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  if test "x$host_alias" = x; then
> +  ac_cv_host=$ac_cv_build
> +else
> +  ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
> +    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
> +fi
> +
> +fi
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
> +$as_echo "$ac_cv_host" >&6; }
> +case $ac_cv_host in
> +*-*-*) ;;
> +*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
> +esac
> +host=$ac_cv_host
> +ac_save_IFS=$IFS; IFS='-'
> +set x $ac_cv_host
> +shift
> +host_cpu=$1
> +host_vendor=$2
> +shift; shift
> +# Remember, the first character of IFS is used to create $*,
> +# except with old shells:
> +host_os=$*
> +IFS=$ac_save_IFS
> +case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
> +
> +
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
> +$as_echo_n "checking target system type... " >&6; }
> +if ${ac_cv_target+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  if test "x$target_alias" = x; then
> +  ac_cv_target=$ac_cv_host
> +else
> +  ac_cv_target=`$SHELL "$ac_aux_dir/config.sub" $target_alias` ||
> +    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $target_alias failed" "$LINENO" 5
> +fi
> +
> +fi
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5
> +$as_echo "$ac_cv_target" >&6; }
> +case $ac_cv_target in
> +*-*-*) ;;
> +*) as_fn_error $? "invalid value of canonical target" "$LINENO" 5;;
> +esac
> +target=$ac_cv_target
> +ac_save_IFS=$IFS; IFS='-'
> +set x $ac_cv_target
> +shift
> +target_cpu=$1
> +target_vendor=$2
> +shift; shift
> +# Remember, the first character of IFS is used to create $*,
> +# except with old shells:
> +target_os=$*
> +IFS=$ac_save_IFS
> +case $target_os in *\ *) target_os=`echo "$target_os" | sed 's/ /-/g'`;; esac
> +
> +
> +# The aliases save the names the user supplied, while $host etc.
> +# will get canonicalized.
> +test -n "$target_alias" &&
> +  test "$program_prefix$program_suffix$program_transform_name" = \
> +    NONENONEs,x,x, &&
> +  program_prefix=${target_alias}-
> +
> +test "$program_prefix" != NONE &&
> +  program_transform_name="s&^&$program_prefix&;$program_transform_name"
> +# Use a double $ so make ignores it.
> +test "$program_suffix" != NONE &&
> +  program_transform_name="s&\$&$program_suffix&;$program_transform_name"
> +# Double any \ or $.
> +# By default was `s,x,x', remove it if useless.
> +ac_script='s/[\\$]/&&/g;s/;s,x,x,$//'
> +program_transform_name=`$as_echo "$program_transform_name" | sed "$ac_script"`
> +
> +
> +# Find a good install program.  We prefer a C program (faster),
> +# so one script is as good as another.  But avoid the broken or
> +# incompatible versions:
> +# SysV /etc/install, /usr/sbin/install
> +# SunOS /usr/etc/install
> +# IRIX /sbin/install
> +# AIX /bin/install
> +# AmigaOS /C/install, which installs bootblocks on floppy discs
> +# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
> +# AFS /usr/afsws/bin/install, which mishandles nonexistent args
> +# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
> +# OS/2's system install, which has a completely different semantic
> +# ./install, which can be erroneously created by make from ./install.sh.
> +# Reject install programs that cannot install multiple files.
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
> +$as_echo_n "checking for a BSD-compatible install... " >&6; }
> +if test -z "$INSTALL"; then
> +if ${ac_cv_path_install+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
> +for as_dir in $PATH
> +do
> +  IFS=$as_save_IFS
> +  test -z "$as_dir" && as_dir=.
> +    # Account for people who put trailing slashes in PATH elements.
> +case $as_dir/ in #((
> +  ./ | .// | /[cC]/* | \
> +  /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
> +  ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \
> +  /usr/ucb/* ) ;;
> +  *)
> +    # OSF1 and SCO ODT 3.0 have their own names for install.
> +    # Don't use installbsd from OSF since it installs stuff as root
> +    # by default.
> +    for ac_prog in ginstall scoinst install; do
> +      for ac_exec_ext in '' $ac_executable_extensions; do
> +	if { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; }; then
> +	  if test $ac_prog = install &&
> +	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
> +	    # AIX install.  It has an incompatible calling convention.
> +	    :
> +	  elif test $ac_prog = install &&
> +	    grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
> +	    # program-specific install script used by HP pwplus--don't use.
> +	    :
> +	  else
> +	    rm -rf conftest.one conftest.two conftest.dir
> +	    echo one > conftest.one
> +	    echo two > conftest.two
> +	    mkdir conftest.dir
> +	    if "$as_dir/$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" &&
> +	      test -s conftest.one && test -s conftest.two &&
> +	      test -s conftest.dir/conftest.one &&
> +	      test -s conftest.dir/conftest.two
> +	    then
> +	      ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
> +	      break 3
> +	    fi
> +	  fi
> +	fi
> +      done
> +    done
> +    ;;
> +esac
> +
> +  done
> +IFS=$as_save_IFS
> +
> +rm -rf conftest.one conftest.two conftest.dir
> +
> +fi
> +  if test "${ac_cv_path_install+set}" = set; then
> +    INSTALL=$ac_cv_path_install
> +  else
> +    # As a last resort, use the slow shell script.  Don't cache a
> +    # value for INSTALL within a source directory, because that will
> +    # break other packages using the cache if that directory is
> +    # removed, or if the value is a relative name.
> +    INSTALL=$ac_install_sh
> +  fi
> +fi
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
> +$as_echo "$INSTALL" >&6; }
> +
> +# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
> +# It thinks the first close brace ends the variable substitution.
> +test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
> +
> +test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
> +
> +test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
> +
> +
> +rm -rf .tst 2>/dev/null
> +mkdir .tst 2>/dev/null
> +if test -d .tst; then
> +  am__leading_dot=.
> +else
> +  am__leading_dot=_
> +fi
> +rmdir .tst 2>/dev/null
> +
> +DEPDIR="${am__leading_dot}deps"
> +
> +ac_config_commands="$ac_config_commands depfiles"
> +
> +
> +am_make=${MAKE-make}
> +cat > confinc << 'END'
> +am__doit:
> +	@echo done
> +.PHONY: am__doit
> +END
> +# If we don't find an include directive, just comment out the code.
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for style of include used by $am_make" >&5
> +$as_echo_n "checking for style of include used by $am_make... " >&6; }
> +am__include="#"
> +am__quote=
> +_am_result=none
> +# First try GNU make style include.
> +echo "include confinc" > confmf
> +# We grep out `Entering directory' and `Leaving directory'
> +# messages which can occur if `w' ends up in MAKEFLAGS.
> +# In particular we don't look at `^make:' because GNU make might
> +# be invoked under some other name (usually "gmake"), in which
> +# case it prints its new name instead of `make'.
> +if test "`$am_make -s -f confmf 2> /dev/null | grep -v 'ing directory'`" = "done"; then
> +   am__include=include
> +   am__quote=
> +   _am_result=GNU
> +fi
> +# Now try BSD make style include.
> +if test "$am__include" = "#"; then
> +   echo '.include "confinc"' > confmf
> +   if test "`$am_make -s -f confmf 2> /dev/null`" = "done"; then
> +      am__include=.include
> +      am__quote="\""
> +      _am_result=BSD
> +   fi
> +fi
> +
> +
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $_am_result" >&5
> +$as_echo "$_am_result" >&6; }
> +rm -f confinc confmf
> +
> +# Check whether --enable-dependency-tracking was given.
> +if test "${enable_dependency_tracking+set}" = set; then :
> +  enableval=$enable_dependency_tracking;
> +fi
> +
> +if test "x$enable_dependency_tracking" != xno; then
> +  am_depcomp="$ac_aux_dir/depcomp"
> +  AMDEPBACKSLASH='\'
> +fi
> +
> +
> +if test "x$enable_dependency_tracking" != xno; then
> +  AMDEP_TRUE=
> +  AMDEP_FALSE='#'
> +else
> +  AMDEP_TRUE='#'
> +  AMDEP_FALSE=
> +fi
> +
> +
> +
> +# Extract the first word of "gcc", so it can be a program name with args.
> +set dummy gcc; ac_word=$2
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
> +$as_echo_n "checking for $ac_word... " >&6; }
> +if ${ac_cv_prog_CC+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  if test -n "$CC"; then
> +  ac_cv_prog_CC="$CC" # Let the user override the test.
> +else
> +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
> +for as_dir in $PATH
> +do
> +  IFS=$as_save_IFS
> +  test -z "$as_dir" && as_dir=.
> +    for ac_exec_ext in '' $ac_executable_extensions; do
> +  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
> +    ac_cv_prog_CC="gcc"
> +    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
> +    break 2
> +  fi
> +done
> +  done
> +IFS=$as_save_IFS
> +
> +fi
> +fi
> +CC=$ac_cv_prog_CC
> +if test -n "$CC"; then
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
> +$as_echo "$CC" >&6; }
> +else
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
> +$as_echo "no" >&6; }
> +fi
> +
> +
> +
> +depcc="$CC"   am_compiler_list=
> +
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking dependency style of $depcc" >&5
> +$as_echo_n "checking dependency style of $depcc... " >&6; }
> +if ${am_cv_CC_dependencies_compiler_type+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
> +  # We make a subdir and do the tests there.  Otherwise we can end up
> +  # making bogus files that we don't know about and never remove.  For
> +  # instance it was reported that on HP-UX the gcc test will end up
> +  # making a dummy file named `D' -- because `-MD' means `put the output
> +  # in D'.
> +  mkdir conftest.dir
> +  # Copy depcomp to subdir because otherwise we won't find it if we're
> +  # using a relative directory.
> +  cp "$am_depcomp" conftest.dir
> +  cd conftest.dir
> +  # We will build objects and dependencies in a subdirectory because
> +  # it helps to detect inapplicable dependency modes.  For instance
> +  # both Tru64's cc and ICC support -MD to output dependencies as a
> +  # side effect of compilation, but ICC will put the dependencies in
> +  # the current directory while Tru64 will put them in the object
> +  # directory.
> +  mkdir sub
> +
> +  am_cv_CC_dependencies_compiler_type=none
> +  if test "$am_compiler_list" = ""; then
> +     am_compiler_list=`sed -n 's/^#*\([a-zA-Z0-9]*\))$/\1/p' < ./depcomp`
> +  fi
> +  for depmode in $am_compiler_list; do
> +    # Setup a source with many dependencies, because some compilers
> +    # like to wrap large dependency lists on column 80 (with \), and
> +    # we should not choose a depcomp mode which is confused by this.
> +    #
> +    # We need to recreate these files for each test, as the compiler may
> +    # overwrite some of them when testing with obscure command lines.
> +    # This happens at least with the AIX C compiler.
> +    : > sub/conftest.c
> +    for i in 1 2 3 4 5 6; do
> +      echo '#include "conftst'$i'.h"' >> sub/conftest.c
> +      # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
> +      # Solaris 8's {/usr,}/bin/sh.
> +      touch sub/conftst$i.h
> +    done
> +    echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
> +
> +    case $depmode in
> +    nosideeffect)
> +      # after this tag, mechanisms are not by side-effect, so they'll
> +      # only be used when explicitly requested
> +      if test "x$enable_dependency_tracking" = xyes; then
> +	continue
> +      else
> +	break
> +      fi
> +      ;;
> +    none) break ;;
> +    esac
> +    # We check with `-c' and `-o' for the sake of the "dashmstdout"
> +    # mode.  It turns out that the SunPro C++ compiler does not properly
> +    # handle `-M -o', and we need to detect this.
> +    if depmode=$depmode \
> +       source=sub/conftest.c object=sub/conftest.${OBJEXT-o} \
> +       depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
> +       $SHELL ./depcomp $depcc -c -o sub/conftest.${OBJEXT-o} sub/conftest.c \
> +         >/dev/null 2>conftest.err &&
> +       grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
> +       grep sub/conftest.${OBJEXT-o} sub/conftest.Po > /dev/null 2>&1 &&
> +       ${MAKE-make} -s -f confmf > /dev/null 2>&1; then
> +      # icc doesn't choke on unknown options, it will just issue warnings
> +      # or remarks (even with -Werror).  So we grep stderr for any message
> +      # that says an option was ignored or not supported.
> +      # When given -MP, icc 7.0 and 7.1 complain thusly:
> +      #   icc: Command line warning: ignoring option '-M'; no argument required
> +      # The diagnosis changed in icc 8.0:
> +      #   icc: Command line remark: option '-MP' not supported
> +      if (grep 'ignoring option' conftest.err ||
> +          grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
> +        am_cv_CC_dependencies_compiler_type=$depmode
> +        break
> +      fi
> +    fi
> +  done
> +
> +  cd ..
> +  rm -rf conftest.dir
> +else
> +  am_cv_CC_dependencies_compiler_type=none
> +fi
> +
> +fi
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_CC_dependencies_compiler_type" >&5
> +$as_echo "$am_cv_CC_dependencies_compiler_type" >&6; }
> +CCDEPMODE=depmode=$am_cv_CC_dependencies_compiler_type
> +
> +
> +
> +if
> +  test "x$enable_dependency_tracking" != xno \
> +  && test "$am_cv_CC_dependencies_compiler_type" = gcc3; then
> +  am__fastdepCC_TRUE=
> +  am__fastdepCC_FALSE='#'
> +else
> +  am__fastdepCC_TRUE='#'
> +  am__fastdepCC_FALSE=
> +fi
> +
> +
> +if test -z "$CC"; then
> +  # Extract the first word of "cc", so it can be a program name with args.
> +set dummy cc; ac_word=$2
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
> +$as_echo_n "checking for $ac_word... " >&6; }
> +if ${ac_cv_prog_CC+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  if test -n "$CC"; then
> +  ac_cv_prog_CC="$CC" # Let the user override the test.
> +else
> +  ac_prog_rejected=no
> +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
> +for as_dir in $PATH
> +do
> +  IFS=$as_save_IFS
> +  test -z "$as_dir" && as_dir=.
> +    for ac_exec_ext in '' $ac_executable_extensions; do
> +  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
> +    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
> +       ac_prog_rejected=yes
> +       continue
> +     fi
> +    ac_cv_prog_CC="cc"
> +    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
> +    break 2
> +  fi
> +done
> +  done
> +IFS=$as_save_IFS
> +
> +if test $ac_prog_rejected = yes; then
> +  # We found a bogon in the path, so make sure we never use it.
> +  set dummy $ac_cv_prog_CC
> +  shift
> +  if test $# != 0; then
> +    # We chose a different compiler from the bogus one.
> +    # However, it has the same basename, so the bogon will be chosen
> +    # first if we set CC to just the basename; use the full file name.
> +    shift
> +    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
> +  fi
> +fi
> +fi
> +fi
> +CC=$ac_cv_prog_CC
> +if test -n "$CC"; then
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
> +$as_echo "$CC" >&6; }
> +else
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
> +$as_echo "no" >&6; }
> +fi
> +
> +
> +  test -z "$CC" && as_fn_error $? "no acceptable cc found in \$PATH" "$LINENO" 5
> +fi
> +
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using GNU C" >&5
> +$as_echo_n "checking whether we are using GNU C... " >&6; }
> +if ${ac_cv_c_compiler_gnu+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  cat > conftest.c <<EOF
> +#ifdef __GNUC__
> +  yes;
> +#endif
> +EOF
> +if { ac_try='${CC-cc} -E conftest.c'
> +  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
> +  (eval $ac_try) 2>&5
> +  ac_status=$?
> +  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
> +  test $ac_status = 0; }; } | egrep yes >/dev/null 2>&1; then
> +  ac_cv_c_compiler_gnu=yes
> +else
> +  ac_cv_c_compiler_gnu=no
> +fi
> +fi
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
> +$as_echo "$ac_cv_c_compiler_gnu" >&6; }
> +
> +if test $ac_cv_c_compiler_gnu = yes; then
> +  GCC=yes
> +  ac_test_CFLAGS="${CFLAGS+set}"
> +  ac_save_CFLAGS="$CFLAGS"
> +  CFLAGS=
> +  ac_test_CFLAGS=${CFLAGS+set}
> +ac_save_CFLAGS=$CFLAGS
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
> +$as_echo_n "checking whether $CC accepts -g... " >&6; }
> +if ${ac_cv_prog_cc_g+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  ac_save_c_werror_flag=$ac_c_werror_flag
> +   ac_c_werror_flag=yes
> +   ac_cv_prog_cc_g=no
> +   CFLAGS="-g"
> +   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> +/* end confdefs.h.  */
> +
> +int
> +main ()
> +{
> +
> +  ;
> +  return 0;
> +}
> +_ACEOF
> +if ac_fn_c_try_compile "$LINENO"; then :
> +  ac_cv_prog_cc_g=yes
> +else
> +  CFLAGS=""
> +      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> +/* end confdefs.h.  */
> +
> +int
> +main ()
> +{
> +
> +  ;
> +  return 0;
> +}
> +_ACEOF
> +if ac_fn_c_try_compile "$LINENO"; then :
> +
> +else
> +  ac_c_werror_flag=$ac_save_c_werror_flag
> +	 CFLAGS="-g"
> +	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> +/* end confdefs.h.  */
> +
> +int
> +main ()
> +{
> +
> +  ;
> +  return 0;
> +}
> +_ACEOF
> +if ac_fn_c_try_compile "$LINENO"; then :
> +  ac_cv_prog_cc_g=yes
> +fi
> +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
> +fi
> +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
> +fi
> +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
> +   ac_c_werror_flag=$ac_save_c_werror_flag
> +fi
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
> +$as_echo "$ac_cv_prog_cc_g" >&6; }
> +if test "$ac_test_CFLAGS" = set; then
> +  CFLAGS=$ac_save_CFLAGS
> +elif test $ac_cv_prog_cc_g = yes; then
> +  if test "$GCC" = yes; then
> +    CFLAGS="-g -O2"
> +  else
> +    CFLAGS="-g"
> +  fi
> +else
> +  if test "$GCC" = yes; then
> +    CFLAGS="-O2"
> +  else
> +    CFLAGS=
> +  fi
> +fi
> +  if test "$ac_test_CFLAGS" = set; then
> +    CFLAGS="$ac_save_CFLAGS"
> +  elif test $ac_cv_prog_cc_g = yes; then
> +    CFLAGS="-g -O2"
> +  else
> +    CFLAGS="-O2"
> +  fi
> +else
> +  GCC=
> +  test "${CFLAGS+set}" = set || CFLAGS="-g"
> +fi
> +
> +AS=${AS-as}
> +
> +AR=${AR-ar}
> +
> +LD=${LD-ld}
> +
> +if test -n "$ac_tool_prefix"; then
> +  # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
> +set dummy ${ac_tool_prefix}ranlib; ac_word=$2
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
> +$as_echo_n "checking for $ac_word... " >&6; }
> +if ${ac_cv_prog_RANLIB+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  if test -n "$RANLIB"; then
> +  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
> +else
> +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
> +for as_dir in $PATH
> +do
> +  IFS=$as_save_IFS
> +  test -z "$as_dir" && as_dir=.
> +    for ac_exec_ext in '' $ac_executable_extensions; do
> +  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
> +    ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
> +    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
> +    break 2
> +  fi
> +done
> +  done
> +IFS=$as_save_IFS
> +
> +fi
> +fi
> +RANLIB=$ac_cv_prog_RANLIB
> +if test -n "$RANLIB"; then
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
> +$as_echo "$RANLIB" >&6; }
> +else
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
> +$as_echo "no" >&6; }
> +fi
> +
> +
> +fi
> +if test -z "$ac_cv_prog_RANLIB"; then
> +  ac_ct_RANLIB=$RANLIB
> +  # Extract the first word of "ranlib", so it can be a program name with args.
> +set dummy ranlib; ac_word=$2
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
> +$as_echo_n "checking for $ac_word... " >&6; }
> +if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
> +  $as_echo_n "(cached) " >&6
> +else
> +  if test -n "$ac_ct_RANLIB"; then
> +  ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
> +else
> +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
> +for as_dir in $PATH
> +do
> +  IFS=$as_save_IFS
> +  test -z "$as_dir" && as_dir=.
> +    for ac_exec_ext in '' $ac_executable_extensions; do
> +  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
> +    ac_cv_prog_ac_ct_RANLIB="ranlib"
> +    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
> +    break 2
> +  fi
> +done
> +  done
> +IFS=$as_save_IFS
> +
> +fi
> +fi
> +ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
> +if test -n "$ac_ct_RANLIB"; then
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
> +$as_echo "$ac_ct_RANLIB" >&6; }
> +else
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
> +$as_echo "no" >&6; }
> +fi
> +
> +  if test "x$ac_ct_RANLIB" = x; then
> +    RANLIB=":"
> +  else
> +    case $cross_compiling:$ac_tool_warned in
> +yes:)
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
> +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
> +ac_tool_warned=yes ;;
> +esac
> +    RANLIB=$ac_ct_RANLIB
> +  fi
> +else
> +  RANLIB="$ac_cv_prog_RANLIB"
> +fi
> +
> +# By default we simply use the C compiler to build assembly code.
> +
> +test "${CCAS+set}" = set || CCAS=$CC
> +test "${CCASFLAGS+set}" = set || CCASFLAGS=$CFLAGS
> +
> +
> +
> +
> +host_makefile_frag=${srcdir}/../config/default.mh
> +target_makefile_frag=${srcdir}/../config/default.mt
> +
> +host_makefile_frag_path=$host_makefile_frag
> +
> +
> +target_makefile_frag_path=$target_makefile_frag
> +
> +
> +
> +ac_config_files="$ac_config_files Makefile"
> +
> +cat >confcache <<\_ACEOF
> +# This file is a shell script that caches the results of configure
> +# tests run on this system so they can be shared between configure
> +# scripts and configure runs, see configure's option --config-cache.
> +# It is not useful on other systems.  If it contains results you don't
> +# want to keep, you may remove or edit it.
> +#
> +# config.status only pays attention to the cache file if you give it
> +# the --recheck option to rerun configure.
> +#
> +# `ac_cv_env_foo' variables (set or unset) will be overridden when
> +# loading this file, other *unset* `ac_cv_foo' will be assigned the
> +# following values.
> +
> +_ACEOF
> +
> +# The following way of writing the cache mishandles newlines in values,
> +# but we know of no workaround that is simple, portable, and efficient.
> +# So, we kill variables containing newlines.
> +# Ultrix sh set writes to stderr and can't be redirected directly,
> +# and sets the high bit in the cache file unless we assign to the vars.
> +(
> +  for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do
> +    eval ac_val=\$$ac_var
> +    case $ac_val in #(
> +    *${as_nl}*)
> +      case $ac_var in #(
> +      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
> +$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
> +      esac
> +      case $ac_var in #(
> +      _ | IFS | as_nl) ;; #(
> +      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
> +      *) { eval $ac_var=; unset $ac_var;} ;;
> +      esac ;;
> +    esac
> +  done
> +
> +  (set) 2>&1 |
> +    case $as_nl`(ac_space=' '; set) 2>&1` in #(
> +    *${as_nl}ac_space=\ *)
> +      # `set' does not quote correctly, so add quotes: double-quote
> +      # substitution turns \\\\ into \\, and sed turns \\ into \.
> +      sed -n \
> +	"s/'/'\\\\''/g;
> +	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
> +      ;; #(
> +    *)
> +      # `set' quotes correctly as required by POSIX, so do not add quotes.
> +      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
> +      ;;
> +    esac |
> +    sort
> +) |
> +  sed '
> +     /^ac_cv_env_/b end
> +     t clear
> +     :clear
> +     s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
> +     t end
> +     s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
> +     :end' >>confcache
> +if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
> +  if test -w "$cache_file"; then
> +    if test "x$cache_file" != "x/dev/null"; then
> +      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
> +$as_echo "$as_me: updating cache $cache_file" >&6;}
> +      if test ! -f "$cache_file" || test -h "$cache_file"; then
> +	cat confcache >"$cache_file"
> +      else
> +        case $cache_file in #(
> +        */* | ?:*)
> +	  mv -f confcache "$cache_file"$$ &&
> +	  mv -f "$cache_file"$$ "$cache_file" ;; #(
> +        *)
> +	  mv -f confcache "$cache_file" ;;
> +	esac
> +      fi
> +    fi
> +  else
> +    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
> +$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
> +  fi
> +fi
> +rm -f confcache
> +
> +test "x$prefix" = xNONE && prefix=$ac_default_prefix
> +# Let make expand exec_prefix.
> +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
> +
> +# Transform confdefs.h into DEFS.
> +# Protect against shell expansion while executing Makefile rules.
> +# Protect against Makefile macro expansion.
> +#
> +# If the first sed substitution is executed (which looks for macros that
> +# take arguments), then branch to the quote section.  Otherwise,
> +# look for a macro that doesn't take arguments.
> +ac_script='
> +:mline
> +/\\$/{
> + N
> + s,\\\n,,
> + b mline
> +}
> +t clear
> +:clear
> +s/^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 (][^	 (]*([^)]*)\)[	 ]*\(.*\)/-D\1=\2/g
> +t quote
> +s/^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 ][^	 ]*\)[	 ]*\(.*\)/-D\1=\2/g
> +t quote
> +b any
> +:quote
> +s/[	 `~#$^&*(){}\\|;'\''"<>?]/\\&/g
> +s/\[/\\&/g
> +s/\]/\\&/g
> +s/\$/$$/g
> +H
> +:any
> +${
> +	g
> +	s/^\n//
> +	s/\n/ /g
> +	p
> +}
> +'
> +DEFS=`sed -n "$ac_script" confdefs.h`
> +
> +
> +ac_libobjs=
> +ac_ltlibobjs=
> +U=
> +for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
> +  # 1. Remove the extension, and $U if already installed.
> +  ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
> +  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
> +  # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
> +  #    will be set to the directory where LIBOBJS objects are built.
> +  as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
> +  as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo'
> +done
> +LIBOBJS=$ac_libobjs
> +
> +LTLIBOBJS=$ac_ltlibobjs
> +
> +
> +if test -z "${AMDEP_TRUE}" && test -z "${AMDEP_FALSE}"; then
> +  as_fn_error $? "conditional \"AMDEP\" was never defined.
> +Usually this means the macro was only invoked conditionally." "$LINENO" 5
> +fi
> +if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then
> +  as_fn_error $? "conditional \"am__fastdepCC\" was never defined.
> +Usually this means the macro was only invoked conditionally." "$LINENO" 5
> +fi
> +
> +: "${CONFIG_STATUS=./config.status}"
> +ac_write_fail=0
> +ac_clean_files_save=$ac_clean_files
> +ac_clean_files="$ac_clean_files $CONFIG_STATUS"
> +{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
> +$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
> +as_write_fail=0
> +cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
> +#! $SHELL
> +# Generated by $as_me.
> +# Run this file to recreate the current configuration.
> +# Compiler output produced by configure, useful for debugging
> +# configure, is in config.log if it exists.
> +
> +debug=false
> +ac_cs_recheck=false
> +ac_cs_silent=false
> +
> +SHELL=\${CONFIG_SHELL-$SHELL}
> +export SHELL
> +_ASEOF
> +cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
> +## -------------------- ##
> +## M4sh Initialization. ##
> +## -------------------- ##
> +
> +# Be more Bourne compatible
> +DUALCASE=1; export DUALCASE # for MKS sh
> +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
> +  emulate sh
> +  NULLCMD=:
> +  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
> +  # is contrary to our usage.  Disable this feature.
> +  alias -g '${1+"$@"}'='"$@"'
> +  setopt NO_GLOB_SUBST
> +else
> +  case `(set -o) 2>/dev/null` in #(
> +  *posix*) :
> +    set -o posix ;; #(
> +  *) :
> +     ;;
> +esac
> +fi
> +
> +
> +as_nl='
> +'
> +export as_nl
> +# Printing a long string crashes Solaris 7 /usr/bin/printf.
> +as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
> +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
> +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
> +# Prefer a ksh shell builtin over an external printf program on Solaris,
> +# but without wasting forks for bash or zsh.
> +if test -z "$BASH_VERSION$ZSH_VERSION" \
> +    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
> +  as_echo='print -r --'
> +  as_echo_n='print -rn --'
> +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
> +  as_echo='printf %s\n'
> +  as_echo_n='printf %s'
> +else
> +  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
> +    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
> +    as_echo_n='/usr/ucb/echo -n'
> +  else
> +    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
> +    as_echo_n_body='eval
> +      arg=$1;
> +      case $arg in #(
> +      *"$as_nl"*)
> +	expr "X$arg" : "X\\(.*\\)$as_nl";
> +	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
> +      esac;
> +      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
> +    '
> +    export as_echo_n_body
> +    as_echo_n='sh -c $as_echo_n_body as_echo'
> +  fi
> +  export as_echo_body
> +  as_echo='sh -c $as_echo_body as_echo'
> +fi
> +
> +# The user is always right.
> +if test "${PATH_SEPARATOR+set}" != set; then
> +  PATH_SEPARATOR=:
> +  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
> +    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
> +      PATH_SEPARATOR=';'
> +  }
> +fi
> +
> +
> +# IFS
> +# We need space, tab and new line, in precisely that order.  Quoting is
> +# there to prevent editors from complaining about space-tab.
> +# (If _AS_PATH_WALK were called with IFS unset, it would disable word
> +# splitting by setting IFS to empty value.)
> +IFS=" ""	$as_nl"
> +
> +# Find who we are.  Look in the path if we contain no directory separator.
> +as_myself=
> +case $0 in #((
> +  *[\\/]* ) as_myself=$0 ;;
> +  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
> +for as_dir in $PATH
> +do
> +  IFS=$as_save_IFS
> +  test -z "$as_dir" && as_dir=.
> +    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
> +  done
> +IFS=$as_save_IFS
> +
> +     ;;
> +esac
> +# We did not find ourselves, most probably we were run as `sh COMMAND'
> +# in which case we are not to be found in the path.
> +if test "x$as_myself" = x; then
> +  as_myself=$0
> +fi
> +if test ! -f "$as_myself"; then
> +  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
> +  exit 1
> +fi
> +
> +# Unset variables that we do not need and which cause bugs (e.g. in
> +# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
> +# suppresses any "Segmentation fault" message there.  '((' could
> +# trigger a bug in pdksh 5.2.14.
> +for as_var in BASH_ENV ENV MAIL MAILPATH
> +do eval test x\${$as_var+set} = xset \
> +  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
> +done
> +PS1='$ '
> +PS2='> '
> +PS4='+ '
> +
> +# NLS nuisances.
> +LC_ALL=C
> +export LC_ALL
> +LANGUAGE=C
> +export LANGUAGE
> +
> +# CDPATH.
> +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
> +
> +
> +# as_fn_error STATUS ERROR [LINENO LOG_FD]
> +# ----------------------------------------
> +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
> +# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
> +# script with STATUS, using 1 if that was 0.
> +as_fn_error ()
> +{
> +  as_status=$1; test $as_status -eq 0 && as_status=1
> +  if test "$4"; then
> +    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
> +    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
> +  fi
> +  $as_echo "$as_me: error: $2" >&2
> +  as_fn_exit $as_status
> +} # as_fn_error
> +
> +
> +# as_fn_set_status STATUS
> +# -----------------------
> +# Set $? to STATUS, without forking.
> +as_fn_set_status ()
> +{
> +  return $1
> +} # as_fn_set_status
> +
> +# as_fn_exit STATUS
> +# -----------------
> +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
> +as_fn_exit ()
> +{
> +  set +e
> +  as_fn_set_status $1
> +  exit $1
> +} # as_fn_exit
> +
> +# as_fn_unset VAR
> +# ---------------
> +# Portably unset VAR.
> +as_fn_unset ()
> +{
> +  { eval $1=; unset $1;}
> +}
> +as_unset=as_fn_unset
> +# as_fn_append VAR VALUE
> +# ----------------------
> +# Append the text in VALUE to the end of the definition contained in VAR. Take
> +# advantage of any shell optimizations that allow amortized linear growth over
> +# repeated appends, instead of the typical quadratic growth present in naive
> +# implementations.
> +if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
> +  eval 'as_fn_append ()
> +  {
> +    eval $1+=\$2
> +  }'
> +else
> +  as_fn_append ()
> +  {
> +    eval $1=\$$1\$2
> +  }
> +fi # as_fn_append
> +
> +# as_fn_arith ARG...
> +# ------------------
> +# Perform arithmetic evaluation on the ARGs, and store the result in the
> +# global $as_val. Take advantage of shells that can avoid forks. The arguments
> +# must be portable across $(()) and expr.
> +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
> +  eval 'as_fn_arith ()
> +  {
> +    as_val=$(( $* ))
> +  }'
> +else
> +  as_fn_arith ()
> +  {
> +    as_val=`expr "$@" || test $? -eq 1`
> +  }
> +fi # as_fn_arith
> +
> +
> +if expr a : '\(a\)' >/dev/null 2>&1 &&
> +   test "X`expr 00001 : '.*\(...\)'`" = X001; then
> +  as_expr=expr
> +else
> +  as_expr=false
> +fi
> +
> +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
> +  as_basename=basename
> +else
> +  as_basename=false
> +fi
> +
> +if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
> +  as_dirname=dirname
> +else
> +  as_dirname=false
> +fi
> +
> +as_me=`$as_basename -- "$0" ||
> +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
> +	 X"$0" : 'X\(//\)$' \| \
> +	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
> +$as_echo X/"$0" |
> +    sed '/^.*\/\([^/][^/]*\)\/*$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\/\(\/\/\)$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\/\(\/\).*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  s/.*/./; q'`
> +
> +# Avoid depending upon Character Ranges.
> +as_cr_letters='abcdefghijklmnopqrstuvwxyz'
> +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
> +as_cr_Letters=$as_cr_letters$as_cr_LETTERS
> +as_cr_digits='0123456789'
> +as_cr_alnum=$as_cr_Letters$as_cr_digits
> +
> +ECHO_C= ECHO_N= ECHO_T=
> +case `echo -n x` in #(((((
> +-n*)
> +  case `echo 'xy\c'` in
> +  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
> +  xy)  ECHO_C='\c';;
> +  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
> +       ECHO_T='	';;
> +  esac;;
> +*)
> +  ECHO_N='-n';;
> +esac
> +
> +rm -f conf$$ conf$$.exe conf$$.file
> +if test -d conf$$.dir; then
> +  rm -f conf$$.dir/conf$$.file
> +else
> +  rm -f conf$$.dir
> +  mkdir conf$$.dir 2>/dev/null
> +fi
> +if (echo >conf$$.file) 2>/dev/null; then
> +  if ln -s conf$$.file conf$$ 2>/dev/null; then
> +    as_ln_s='ln -s'
> +    # ... but there are two gotchas:
> +    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
> +    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
> +    # In both cases, we have to default to `cp -p'.
> +    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
> +      as_ln_s='cp -p'
> +  elif ln conf$$.file conf$$ 2>/dev/null; then
> +    as_ln_s=ln
> +  else
> +    as_ln_s='cp -p'
> +  fi
> +else
> +  as_ln_s='cp -p'
> +fi
> +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
> +rmdir conf$$.dir 2>/dev/null
> +
> +
> +# as_fn_mkdir_p
> +# -------------
> +# Create "$as_dir" as a directory, including parents if necessary.
> +as_fn_mkdir_p ()
> +{
> +
> +  case $as_dir in #(
> +  -*) as_dir=./$as_dir;;
> +  esac
> +  test -d "$as_dir" || eval $as_mkdir_p || {
> +    as_dirs=
> +    while :; do
> +      case $as_dir in #(
> +      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
> +      *) as_qdir=$as_dir;;
> +      esac
> +      as_dirs="'$as_qdir' $as_dirs"
> +      as_dir=`$as_dirname -- "$as_dir" ||
> +$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
> +	 X"$as_dir" : 'X\(//\)[^/]' \| \
> +	 X"$as_dir" : 'X\(//\)$' \| \
> +	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
> +$as_echo X"$as_dir" |
> +    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)[^/].*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\).*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  s/.*/./; q'`
> +      test -d "$as_dir" && break
> +    done
> +    test -z "$as_dirs" || eval "mkdir $as_dirs"
> +  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
> +
> +
> +} # as_fn_mkdir_p
> +if mkdir -p . 2>/dev/null; then
> +  as_mkdir_p='mkdir -p "$as_dir"'
> +else
> +  test -d ./-p && rmdir ./-p
> +  as_mkdir_p=false
> +fi
> +
> +if test -x / >/dev/null 2>&1; then
> +  as_test_x='test -x'
> +else
> +  if ls -dL / >/dev/null 2>&1; then
> +    as_ls_L_option=L
> +  else
> +    as_ls_L_option=
> +  fi
> +  as_test_x='
> +    eval sh -c '\''
> +      if test -d "$1"; then
> +	test -d "$1/.";
> +      else
> +	case $1 in #(
> +	-*)set "./$1";;
> +	esac;
> +	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #((
> +	???[sx]*):;;*)false;;esac;fi
> +    '\'' sh
> +  '
> +fi
> +as_executable_p=$as_test_x
> +
> +# Sed expression to map a string onto a valid CPP name.
> +as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
> +
> +# Sed expression to map a string onto a valid variable name.
> +as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
> +
> +
> +exec 6>&1
> +## ----------------------------------- ##
> +## Main body of $CONFIG_STATUS script. ##
> +## ----------------------------------- ##
> +_ASEOF
> +test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1
> +
> +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> +# Save the log message, to keep $0 and so on meaningful, and to
> +# report actual input values of CONFIG_FILES etc. instead of their
> +# values after options handling.
> +ac_log="
> +This file was extended by $as_me, which was
> +generated by GNU Autoconf 2.68.  Invocation command line was
> +
> +  CONFIG_FILES    = $CONFIG_FILES
> +  CONFIG_HEADERS  = $CONFIG_HEADERS
> +  CONFIG_LINKS    = $CONFIG_LINKS
> +  CONFIG_COMMANDS = $CONFIG_COMMANDS
> +  $ $0 $@
> +
> +on `(hostname || uname -n) 2>/dev/null | sed 1q`
> +"
> +
> +_ACEOF
> +
> +case $ac_config_files in *"
> +"*) set x $ac_config_files; shift; ac_config_files=$*;;
> +esac
> +
> +
> +
> +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
> +# Files that config.status was made for.
> +config_files="$ac_config_files"
> +config_commands="$ac_config_commands"
> +
> +_ACEOF
> +
> +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> +ac_cs_usage="\
> +\`$as_me' instantiates files and other configuration actions
> +from templates according to the current configuration.  Unless the files
> +and actions are specified as TAGs, all are instantiated by default.
> +
> +Usage: $0 [OPTION]... [TAG]...
> +
> +  -h, --help       print this help, then exit
> +  -V, --version    print version number and configuration settings, then exit
> +      --config     print configuration, then exit
> +  -q, --quiet, --silent
> +                   do not print progress messages
> +  -d, --debug      don't remove temporary files
> +      --recheck    update $as_me by reconfiguring in the same conditions
> +      --file=FILE[:TEMPLATE]
> +                   instantiate the configuration file FILE
> +
> +Configuration files:
> +$config_files
> +
> +Configuration commands:
> +$config_commands
> +
> +Report bugs to the package provider."
> +
> +_ACEOF
> +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
> +ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
> +ac_cs_version="\\
> +config.status
> +configured by $0, generated by GNU Autoconf 2.68,
> +  with options \\"\$ac_cs_config\\"
> +
> +Copyright (C) 2010 Free Software Foundation, Inc.
> +This config.status script is free software; the Free Software Foundation
> +gives unlimited permission to copy, distribute and modify it."
> +
> +ac_pwd='$ac_pwd'
> +srcdir='$srcdir'
> +INSTALL='$INSTALL'
> +test -n "\$AWK" || AWK=awk
> +_ACEOF
> +
> +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> +# The default lists apply if the user does not specify any file.
> +ac_need_defaults=:
> +while test $# != 0
> +do
> +  case $1 in
> +  --*=?*)
> +    ac_option=`expr "X$1" : 'X\([^=]*\)='`
> +    ac_optarg=`expr "X$1" : 'X[^=]*=\(.*\)'`
> +    ac_shift=:
> +    ;;
> +  --*=)
> +    ac_option=`expr "X$1" : 'X\([^=]*\)='`
> +    ac_optarg=
> +    ac_shift=:
> +    ;;
> +  *)
> +    ac_option=$1
> +    ac_optarg=$2
> +    ac_shift=shift
> +    ;;
> +  esac
> +
> +  case $ac_option in
> +  # Handling of the options.
> +  -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
> +    ac_cs_recheck=: ;;
> +  --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
> +    $as_echo "$ac_cs_version"; exit ;;
> +  --config | --confi | --conf | --con | --co | --c )
> +    $as_echo "$ac_cs_config"; exit ;;
> +  --debug | --debu | --deb | --de | --d | -d )
> +    debug=: ;;
> +  --file | --fil | --fi | --f )
> +    $ac_shift
> +    case $ac_optarg in
> +    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
> +    '') as_fn_error $? "missing file argument" ;;
> +    esac
> +    as_fn_append CONFIG_FILES " '$ac_optarg'"
> +    ac_need_defaults=false;;
> +  --he | --h |  --help | --hel | -h )
> +    $as_echo "$ac_cs_usage"; exit ;;
> +  -q | -quiet | --quiet | --quie | --qui | --qu | --q \
> +  | -silent | --silent | --silen | --sile | --sil | --si | --s)
> +    ac_cs_silent=: ;;
> +
> +  # This is an error.
> +  -*) as_fn_error $? "unrecognized option: \`$1'
> +Try \`$0 --help' for more information." ;;
> +
> +  *) as_fn_append ac_config_targets " $1"
> +     ac_need_defaults=false ;;
> +
> +  esac
> +  shift
> +done
> +
> +ac_configure_extra_args=
> +
> +if $ac_cs_silent; then
> +  exec 6>/dev/null
> +  ac_configure_extra_args="$ac_configure_extra_args --silent"
> +fi
> +
> +_ACEOF
> +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
> +if \$ac_cs_recheck; then
> +  set X '$SHELL' '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
> +  shift
> +  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
> +  CONFIG_SHELL='$SHELL'
> +  export CONFIG_SHELL
> +  exec "\$@"
> +fi
> +
> +_ACEOF
> +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> +exec 5>>config.log
> +{
> +  echo
> +  sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
> +## Running $as_me. ##
> +_ASBOX
> +  $as_echo "$ac_log"
> +} >&5
> +
> +_ACEOF
> +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
> +#
> +# INIT-COMMANDS
> +#
> +AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"
> +srcdir=${srcdir}
> +target=${target}
> +with_multisubdir=${with_multisubdir}
> +ac_configure_args="${ac_configure_args} --enable-multilib"
> +CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
> +libgloss_topdir=${libgloss_topdir}
> +
> +
> +_ACEOF
> +
> +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> +
> +# Handling of arguments.
> +for ac_config_target in $ac_config_targets
> +do
> +  case $ac_config_target in
> +    "depfiles") CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;;
> +    "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
> +
> +  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
> +  esac
> +done
> +
> +
> +# If the user did not use the arguments to specify the items to instantiate,
> +# then the envvar interface is used.  Set only those that are not.
> +# We use the long form for the default assignment because of an extremely
> +# bizarre bug on SunOS 4.1.3.
> +if $ac_need_defaults; then
> +  test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
> +  test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands
> +fi
> +
> +# Have a temporary directory for convenience.  Make it in the build tree
> +# simply because there is no reason against having it here, and in addition,
> +# creating and moving files from /tmp can sometimes cause problems.
> +# Hook for its removal unless debugging.
> +# Note that there is a small window in which the directory will not be cleaned:
> +# after its creation but before its name has been assigned to `$tmp'.
> +$debug ||
> +{
> +  tmp= ac_tmp=
> +  trap 'exit_status=$?
> +  : "${ac_tmp:=$tmp}"
> +  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
> +' 0
> +  trap 'as_fn_exit 1' 1 2 13 15
> +}
> +# Create a (secure) tmp directory for tmp files.
> +
> +{
> +  tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
> +  test -d "$tmp"
> +}  ||
> +{
> +  tmp=./conf$$-$RANDOM
> +  (umask 077 && mkdir "$tmp")
> +} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
> +ac_tmp=$tmp
> +
> +# Set up the scripts for CONFIG_FILES section.
> +# No need to generate them if there are no CONFIG_FILES.
> +# This happens for instance with `./config.status config.h'.
> +if test -n "$CONFIG_FILES"; then
> +
> +if $AWK 'BEGIN { getline <"/dev/null" }' </dev/null 2>/dev/null; then
> +  ac_cs_awk_getline=:
> +  ac_cs_awk_pipe_init=
> +  ac_cs_awk_read_file='
> +      while ((getline aline < (F[key])) > 0)
> +	print(aline)
> +      close(F[key])'
> +  ac_cs_awk_pipe_fini=
> +else
> +  ac_cs_awk_getline=false
> +  ac_cs_awk_pipe_init="print \"cat <<'|#_!!_#|' &&\""
> +  ac_cs_awk_read_file='
> +      print "|#_!!_#|"
> +      print "cat " F[key] " &&"
> +      '$ac_cs_awk_pipe_init
> +  # The final `:' finishes the AND list.
> +  ac_cs_awk_pipe_fini='END { print "|#_!!_#|"; print ":" }'
> +fi
> +ac_cr=`echo X | tr X '\015'`
> +# On cygwin, bash can eat \r inside `` if the user requested igncr.
> +# But we know of no other shell where ac_cr would be empty at this
> +# point, so we can use a bashism as a fallback.
> +if test "x$ac_cr" = x; then
> +  eval ac_cr=\$\'\\r\'
> +fi
> +ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null`
> +if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then
> +  ac_cs_awk_cr='\\r'
> +else
> +  ac_cs_awk_cr=$ac_cr
> +fi
> +
> +echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
> +_ACEOF
> +
> +# Create commands to substitute file output variables.
> +{
> +  echo "cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1" &&
> +  echo 'cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&' &&
> +  echo "$ac_subst_files" | sed 's/.*/F["&"]="$&"/' &&
> +  echo "_ACAWK" &&
> +  echo "_ACEOF"
> +} >conf$$files.sh &&
> +. ./conf$$files.sh ||
> +  as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
> +rm -f conf$$files.sh
> +
> +{
> +  echo "cat >conf$$subs.awk <<_ACEOF" &&
> +  echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' &&
> +  echo "_ACEOF"
> +} >conf$$subs.sh ||
> +  as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
> +ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'`
> +ac_delim='%!_!# '
> +for ac_last_try in false false false false false :; do
> +  . ./conf$$subs.sh ||
> +    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
> +
> +  ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X`
> +  if test $ac_delim_n = $ac_delim_num; then
> +    break
> +  elif $ac_last_try; then
> +    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
> +  else
> +    ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
> +  fi
> +done
> +rm -f conf$$subs.sh
> +
> +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
> +cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
> +_ACEOF
> +sed -n '
> +h
> +s/^/S["/; s/!.*/"]=/
> +p
> +g
> +s/^[^!]*!//
> +:repl
> +t repl
> +s/'"$ac_delim"'$//
> +t delim
> +:nl
> +h
> +s/\(.\{148\}\)..*/\1/
> +t more1
> +s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/
> +p
> +n
> +b repl
> +:more1
> +s/["\\]/\\&/g; s/^/"/; s/$/"\\/
> +p
> +g
> +s/.\{148\}//
> +t nl
> +:delim
> +h
> +s/\(.\{148\}\)..*/\1/
> +t more2
> +s/["\\]/\\&/g; s/^/"/; s/$/"/
> +p
> +b
> +:more2
> +s/["\\]/\\&/g; s/^/"/; s/$/"\\/
> +p
> +g
> +s/.\{148\}//
> +t delim
> +' <conf$$subs.awk | sed '
> +/^[^""]/{
> +  N
> +  s/\n//
> +}
> +' >>$CONFIG_STATUS || ac_write_fail=1
> +rm -f conf$$subs.awk
> +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
> +_ACAWK
> +cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
> +  for (key in S) S_is_set[key] = 1
> +  FS = ""
> +  \$ac_cs_awk_pipe_init
> +}
> +{
> +  line = $ 0
> +  nfields = split(line, field, "@")
> +  substed = 0
> +  len = length(field[1])
> +  for (i = 2; i < nfields; i++) {
> +    key = field[i]
> +    keylen = length(key)
> +    if (S_is_set[key]) {
> +      value = S[key]
> +      line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3)
> +      len += length(value) + length(field[++i])
> +      substed = 1
> +    } else
> +      len += 1 + keylen
> +  }
> +  if (nfields == 3 && !substed) {
> +    key = field[2]
> +    if (F[key] != "" && line ~ /^[	 ]*@.*@[	 ]*$/) {
> +      \$ac_cs_awk_read_file
> +      next
> +    }
> +  }
> +  print line
> +}
> +\$ac_cs_awk_pipe_fini
> +_ACAWK
> +_ACEOF
> +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> +if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
> +  sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
> +else
> +  cat
> +fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
> +  || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
> +_ACEOF
> +
> +# VPATH may cause trouble with some makes, so we remove sole $(srcdir),
> +# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and
> +# trailing colons and then remove the whole line if VPATH becomes empty
> +# (actually we leave an empty line to preserve line numbers).
> +if test "x$srcdir" = x.; then
> +  ac_vpsub='/^[	 ]*VPATH[	 ]*=[	 ]*/{
> +h
> +s///
> +s/^/:/
> +s/[	 ]*$/:/
> +s/:\$(srcdir):/:/g
> +s/:\${srcdir}:/:/g
> +s/:@srcdir@:/:/g
> +s/^:*//
> +s/:*$//
> +x
> +s/\(=[	 ]*\).*/\1/
> +G
> +s/\n//
> +s/^[^=]*=[	 ]*$//
> +}'
> +fi
> +
> +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> +fi # test -n "$CONFIG_FILES"
> +
> +
> +eval set X "  :F $CONFIG_FILES      :C $CONFIG_COMMANDS"
> +shift
> +for ac_tag
> +do
> +  case $ac_tag in
> +  :[FHLC]) ac_mode=$ac_tag; continue;;
> +  esac
> +  case $ac_mode$ac_tag in
> +  :[FHL]*:*);;
> +  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
> +  :[FH]-) ac_tag=-:-;;
> +  :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
> +  esac
> +  ac_save_IFS=$IFS
> +  IFS=:
> +  set x $ac_tag
> +  IFS=$ac_save_IFS
> +  shift
> +  ac_file=$1
> +  shift
> +
> +  case $ac_mode in
> +  :L) ac_source=$1;;
> +  :[FH])
> +    ac_file_inputs=
> +    for ac_f
> +    do
> +      case $ac_f in
> +      -) ac_f="$ac_tmp/stdin";;
> +      *) # Look for the file first in the build tree, then in the source tree
> +	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
> +	 # because $ac_f cannot contain `:'.
> +	 test -f "$ac_f" ||
> +	   case $ac_f in
> +	   [\\/$]*) false;;
> +	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
> +	   esac ||
> +	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
> +      esac
> +      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
> +      as_fn_append ac_file_inputs " '$ac_f'"
> +    done
> +
> +    # Let's still pretend it is `configure' which instantiates (i.e., don't
> +    # use $as_me), people would be surprised to read:
> +    #    /* config.h.  Generated by config.status.  */
> +    configure_input='Generated from '`
> +	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
> +	`' by configure.'
> +    if test x"$ac_file" != x-; then
> +      configure_input="$ac_file.  $configure_input"
> +      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
> +$as_echo "$as_me: creating $ac_file" >&6;}
> +    fi
> +    # Neutralize special characters interpreted by sed in replacement strings.
> +    case $configure_input in #(
> +    *\&* | *\|* | *\\* )
> +       ac_sed_conf_input=`$as_echo "$configure_input" |
> +       sed 's/[\\\\&|]/\\\\&/g'`;; #(
> +    *) ac_sed_conf_input=$configure_input;;
> +    esac
> +
> +    case $ac_tag in
> +    *:-:* | *:-) cat >"$ac_tmp/stdin" \
> +      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
> +    esac
> +    ;;
> +  esac
> +
> +  ac_dir=`$as_dirname -- "$ac_file" ||
> +$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
> +	 X"$ac_file" : 'X\(//\)[^/]' \| \
> +	 X"$ac_file" : 'X\(//\)$' \| \
> +	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
> +$as_echo X"$ac_file" |
> +    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)[^/].*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\).*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  s/.*/./; q'`
> +  as_dir="$ac_dir"; as_fn_mkdir_p
> +  ac_builddir=.
> +
> +case "$ac_dir" in
> +.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
> +*)
> +  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
> +  # A ".." for each directory in $ac_dir_suffix.
> +  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
> +  case $ac_top_builddir_sub in
> +  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
> +  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
> +  esac ;;
> +esac
> +ac_abs_top_builddir=$ac_pwd
> +ac_abs_builddir=$ac_pwd$ac_dir_suffix
> +# for backward compatibility:
> +ac_top_builddir=$ac_top_build_prefix
> +
> +case $srcdir in
> +  .)  # We are building in place.
> +    ac_srcdir=.
> +    ac_top_srcdir=$ac_top_builddir_sub
> +    ac_abs_top_srcdir=$ac_pwd ;;
> +  [\\/]* | ?:[\\/]* )  # Absolute name.
> +    ac_srcdir=$srcdir$ac_dir_suffix;
> +    ac_top_srcdir=$srcdir
> +    ac_abs_top_srcdir=$srcdir ;;
> +  *) # Relative name.
> +    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
> +    ac_top_srcdir=$ac_top_build_prefix$srcdir
> +    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
> +esac
> +ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
> +
> +
> +  case $ac_mode in
> +  :F)
> +  #
> +  # CONFIG_FILE
> +  #
> +
> +  case $INSTALL in
> +  [\\/$]* | ?:[\\/]* ) ac_INSTALL=$INSTALL ;;
> +  *) ac_INSTALL=$ac_top_build_prefix$INSTALL ;;
> +  esac
> +_ACEOF
> +
> +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> +# If the template does not know about datarootdir, expand it.
> +# FIXME: This hack should be removed a few years after 2.60.
> +ac_datarootdir_hack=; ac_datarootdir_seen=
> +ac_sed_dataroot='
> +/datarootdir/ {
> +  p
> +  q
> +}
> +/@datadir@/p
> +/@docdir@/p
> +/@infodir@/p
> +/@localedir@/p
> +/@mandir@/p'
> +case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
> +*datarootdir*) ac_datarootdir_seen=yes;;
> +*@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
> +$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
> +_ACEOF
> +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
> +  ac_datarootdir_hack='
> +  s&@datadir@&$datadir&g
> +  s&@docdir@&$docdir&g
> +  s&@infodir@&$infodir&g
> +  s&@localedir@&$localedir&g
> +  s&@mandir@&$mandir&g
> +  s&\\\${datarootdir}&$datarootdir&g' ;;
> +esac
> +_ACEOF
> +
> +# Neutralize VPATH when `$srcdir' = `.'.
> +# Shell code in configure.ac might set extrasub.
> +# FIXME: do we really want to maintain this feature?
> +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
> +ac_sed_extra="$ac_vpsub
> +$extrasub
> +_ACEOF
> +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> +:t
> +/@[a-zA-Z_][a-zA-Z_0-9]*@/!b
> +s|@configure_input@|$ac_sed_conf_input|;t t
> +s&@top_builddir@&$ac_top_builddir_sub&;t t
> +s&@top_build_prefix@&$ac_top_build_prefix&;t t
> +s&@srcdir@&$ac_srcdir&;t t
> +s&@abs_srcdir@&$ac_abs_srcdir&;t t
> +s&@top_srcdir@&$ac_top_srcdir&;t t
> +s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t
> +s&@builddir@&$ac_builddir&;t t
> +s&@abs_builddir@&$ac_abs_builddir&;t t
> +s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
> +s&@INSTALL@&$ac_INSTALL&;t t
> +$ac_datarootdir_hack
> +"
> +eval sed \"\$ac_sed_extra\" "$ac_file_inputs" |
> +if $ac_cs_awk_getline; then
> +  $AWK -f "$ac_tmp/subs.awk"
> +else
> +  $AWK -f "$ac_tmp/subs.awk" | $SHELL
> +fi \
> +  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
> +
> +test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
> +  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
> +  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
> +      "$ac_tmp/out"`; test -z "$ac_out"; } &&
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
> +which seems to be undefined.  Please make sure it is defined" >&5
> +$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
> +which seems to be undefined.  Please make sure it is defined" >&2;}
> +
> +  rm -f "$ac_tmp/stdin"
> +  case $ac_file in
> +  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
> +  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
> +  esac \
> +  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
> + ;;
> +
> +
> +  :C)  { $as_echo "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
> +$as_echo "$as_me: executing $ac_file commands" >&6;}
> + ;;
> +  esac
> +
> +
> +  case $ac_file$ac_mode in
> +    "depfiles":C) test x"$AMDEP_TRUE" != x"" || for mf in $CONFIG_FILES; do
> +  # Strip MF so we end up with the name of the file.
> +  mf=`echo "$mf" | sed -e 's/:.*$//'`
> +  # Check whether this is an Automake generated Makefile or not.
> +  # We used to match only the files named `Makefile.in', but
> +  # some people rename them; so instead we look at the file content.
> +  # Grep'ing the first line is not enough: some people post-process
> +  # each Makefile.in and add a new line on top of each file to say so.
> +  # So let's grep whole file.
> +  if grep '^#.*generated by automake' $mf > /dev/null 2>&1; then
> +    dirpart=`$as_dirname -- "$mf" ||
> +$as_expr X"$mf" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
> +	 X"$mf" : 'X\(//\)[^/]' \| \
> +	 X"$mf" : 'X\(//\)$' \| \
> +	 X"$mf" : 'X\(/\)' \| . 2>/dev/null ||
> +$as_echo X"$mf" |
> +    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)[^/].*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\).*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  s/.*/./; q'`
> +  else
> +    continue
> +  fi
> +  # Extract the definition of DEPDIR, am__include, and am__quote
> +  # from the Makefile without running `make'.
> +  DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
> +  test -z "$DEPDIR" && continue
> +  am__include=`sed -n 's/^am__include = //p' < "$mf"`
> +  test -z "am__include" && continue
> +  am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
> +  # When using ansi2knr, U may be empty or an underscore; expand it
> +  U=`sed -n 's/^U = //p' < "$mf"`
> +  # Find all dependency output files, they are included files with
> +  # $(DEPDIR) in their names.  We invoke sed twice because it is the
> +  # simplest approach to changing $(DEPDIR) to its actual value in the
> +  # expansion.
> +  for file in `sed -n "
> +    s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
> +       sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
> +    # Make sure the directory exists.
> +    test -f "$dirpart/$file" && continue
> +    fdir=`$as_dirname -- "$file" ||
> +$as_expr X"$file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
> +	 X"$file" : 'X\(//\)[^/]' \| \
> +	 X"$file" : 'X\(//\)$' \| \
> +	 X"$file" : 'X\(/\)' \| . 2>/dev/null ||
> +$as_echo X"$file" |
> +    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)[^/].*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\/\)$/{
> +	    s//\1/
> +	    q
> +	  }
> +	  /^X\(\/\).*/{
> +	    s//\1/
> +	    q
> +	  }
> +	  s/.*/./; q'`
> +    as_dir=$dirpart/$fdir; as_fn_mkdir_p
> +    # echo "creating $dirpart/$file"
> +    echo '# dummy' > "$dirpart/$file"
> +  done
> +done
> + ;;
> +    "Makefile":F) . ${libgloss_topdir}/config-ml.in ;;
> +
> +  esac
> +done # for ac_tag
> +
> +
> +as_fn_exit 0
> +_ACEOF
> +ac_clean_files=$ac_clean_files_save
> +
> +test $ac_write_fail = 0 ||
> +  as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5
> +
> +
> +# configure is writing to config.log, and then calls config.status.
> +# config.status does its own redirection, appending to config.log.
> +# Unfortunately, on DOS this fails, as config.log is still kept open
> +# by configure, so config.status won't be able to write to it; its
> +# output is simply discarded.  So we exec the FD to /dev/null,
> +# effectively closing config.log, so it can be properly (re)opened and
> +# appended to by config.status.  When coming back to configure, we
> +# need to make the FD available again.
> +if test "$no_create" != yes; then
> +  ac_cs_success=:
> +  ac_config_status_args=
> +  test "$silent" = yes &&
> +    ac_config_status_args="$ac_config_status_args --quiet"
> +  exec 5>/dev/null
> +  $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false
> +  exec 5>>config.log
> +  # Use ||, not &&, to avoid exiting from the if with $? = 1, which
> +  # would make configure fail if this is the last instruction.
> +  $ac_cs_success || as_fn_exit 1
> +fi
> +if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
> +  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
> +$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
> +fi
> +
> diff --git a/libgloss/nios2/configure.in b/libgloss/nios2/configure.in
> new file mode 100644
> index 0000000..fb187b7
> --- /dev/null
> +++ b/libgloss/nios2/configure.in
> @@ -0,0 +1,58 @@
> +dnl Process this file with autoconf to produce a configure script.
> +AC_PREREQ(2.59)
> +AC_INIT(crt0.S)
> +
> +if test "${enable_shared}" = "yes" ; then
> +    echo "Shared libraries not supported for cross compiling, ignored"
> +fi
> +
> +if test "$srcdir" = "." ; then
> +  if test "${with_target_subdir}" != "." ; then
> +    libgloss_topdir="${with_multisrctop}../../.."
> +  else
> +    libgloss_topdir="${with_multisrctop}../.."
> +  fi
> +else
> +  libgloss_topdir="${srcdir}/../.."
> +fi
> +AC_CONFIG_AUX_DIR($libgloss_topdir)
> +
> +AC_CANONICAL_SYSTEM
> +AC_ARG_PROGRAM
> +
> +AC_PROG_INSTALL
> +
> +LIB_AC_PROG_CC
> +AS=${AS-as}
> +AC_SUBST(AS)
> +AR=${AR-ar}
> +AC_SUBST(AR)
> +LD=${LD-ld}
> +AC_SUBST(LD)
> +AC_PROG_RANLIB
> +LIB_AM_PROG_AS
> +
> +host_makefile_frag=${srcdir}/../config/default.mh
> +target_makefile_frag=${srcdir}/../config/default.mt
> +
> +dnl We have to assign the same value to other variables because autoconf
> +dnl doesn't provide a mechanism to substitute a replacement keyword with
> +dnl arbitrary data or pathnames.
> +dnl
> +host_makefile_frag_path=$host_makefile_frag
> +AC_SUBST(host_makefile_frag_path)
> +AC_SUBST_FILE(host_makefile_frag)
> +target_makefile_frag_path=$target_makefile_frag
> +AC_SUBST(target_makefile_frag_path)
> +AC_SUBST_FILE(target_makefile_frag)
> +
> +AC_CONFIG_FILES(Makefile,
> +. ${libgloss_topdir}/config-ml.in,
> +srcdir=${srcdir}
> +target=${target}
> +with_multisubdir=${with_multisubdir}
> +ac_configure_args="${ac_configure_args} --enable-multilib"
> +CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
> +libgloss_topdir=${libgloss_topdir}
> +)
> +AC_OUTPUT
> diff --git a/libgloss/nios2/crt0.S b/libgloss/nios2/crt0.S
> new file mode 100644
> index 0000000..77eacb3
> --- /dev/null
> +++ b/libgloss/nios2/crt0.S
> @@ -0,0 +1,140 @@
> +/* crt0.S -- startup code for Nios II QEMU generic-nommu board emulation.
> +
> +   Copyright (c) 2018 Mentor Graphics
> +
> +   The authors hereby grant permission to use, copy, modify, distribute,
> +   and license this software and its documentation for any purpose, provided
> +   that existing copyright notices are retained in all copies and that this
> +   notice is included verbatim in any distributions. No written agreement,
> +   license, or royalty fee is required for any of the authorized uses.
> +   Modifications to this software may be copyrighted by their authors
> +   and need not follow the licensing terms described here, provided that
> +   the new terms are clearly indicated on the first page of each file where
> +   they apply.
> + 
> +   Parts of this file were derived from code written by Altera Corporation
> +   and distributed under the following license:
> +
> +   Copyright (c) 2006 Altera Corporation, San Jose, California, USA.
> +   All rights reserved.
> +
> +   Permission is hereby granted, free of charge, to any person obtaining a
> +   copy of this software and associated documentation files (the "Software"),
> +   to deal in the Software without restriction, including without limitation
> +   the rights to use, copy, modify, merge, publish, distribute, sublicense,
> +   and/or sell copies of the Software, and to permit persons to whom the
> +   Software is furnished to do so, subject to the following conditions:
> +
> +   The above copyright notice and this permission notice shall be included in
> +   all copies or substantial portions of the Software.
> +
> +   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> +   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> +   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
> +   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> +   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> +   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> +   DEALINGS IN THE SOFTWARE.
> +
> +   This agreement shall be governed in all respects by the laws of the State
> +   of California and by the laws of the United States of America.
> +*/
> +
> +/* Cache sizes.  */
> +
> +#define NIOS2_ICACHE_LINE_SIZE 32
> +#define NIOS2_ICACHE_SIZE 32768
> +#define NIOS2_DCACHE_LINE_SIZE 32
> +#define NIOS2_DCACHE_SIZE 32768
> +
> +/* External symbols.  */
> +        .globl __stack
> +        .globl __gp
> +	.globl __bss_start
> +	.globl __bss_end
> +	.weak exit
> +
> +/* Processor reset code lives at the base of RAM.  At reset, only the cache
> +   line that contains the reset vector is initialized; the reset code has
> +   to fit in this cache line and initialize the remainder of the instruction
> +   cache.  */
> +
> +        .section        .text.entry, "ax"
> +	.align 5
> +	.set noat
> +
> +        .globl  __reset
> +        .type   __reset, @function
> +__reset:
> +
> +	/* Initialize the icache.  */
> +        movui r2, NIOS2_ICACHE_SIZE
> +0:
> +        initi r2
> +        addi r2, r2, -NIOS2_ICACHE_LINE_SIZE
> +        bgt r2, zero, 0b
> +1:
> +        /* Jump to the __start entry point. */
> +        movhi r1, %hi(__start)
> +        ori r1, r1, %lo(__start)
> +        jmp r1
> +
> +	.size __reset, . - __reset
> +
> +
> +/* __start is the ELF entry point.  */
> +
> +        .section        .text.start, "ax"
> +	.align 4
> +	.globl __start
> +        .type   __start, @function
> +
> +__start:	
> +
> +        /* Initialize the data cache.  */
> +        movui r2, NIOS2_DCACHE_SIZE
> +0:
> +        initd 0(r2)
> +        addi r2, r2, -NIOS2_DCACHE_LINE_SIZE
> +        bgt r2, zero, 0b
> +1:
> +
> +        /* Initialize the stack pointer.  */
> +        movhi sp, %hi(__stack)
> +        ori sp, sp, %lo(__stack)
> +
> +        /* Initialize the GP.  */
> +        movhi gp, %hi(_gp)
> +        ori gp, gp, %lo(_gp)
> +
> +	/* Clear BSS.  */
> +        movhi r2, %hi(__bss_start)
> +        ori r2, r2, %lo(__bss_start)
> +        movhi r3, %hi(__bss_end)
> +        ori r3, r3, %lo(__bss_end)
> +        beq r2, r3, 1f
> +0:
> +        stw zero, (r2)
> +        addi r2, r2, 4
> +        bltu r2, r3, 0b
> +1:
> +
> +	/* Run initializers.  */
> +	call __libc_init_array
> +
> +	/* Call the C entry point.  */
> +	mov r4, zero	/* argc */
> +	mov r5, zero	/* argv */
> +	call main
> +
> +	/* If main returns, call exit if it is defined.  */
> +        movhi r3, %hi(exit)
> +        ori r3, r3, %lo(exit)
> +	beq r3, zero, 2f
> +	mov r4, r2	/* exit status from main */
> +	callr r3
> +
> +	/* Otherwise sit in busy loop.  */
> +2:	
> +	br 2b
> +	.size __start, . - __start
> diff --git a/libgloss/nios2/getpid.c b/libgloss/nios2/getpid.c
> new file mode 100644
> index 0000000..d0ffbba
> --- /dev/null
> +++ b/libgloss/nios2/getpid.c
> @@ -0,0 +1,22 @@
> +/*
> + * kill.c
> + *
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +/* Minimal implementation of getpid for a target system without processes.  */
> +int
> +getpid ()
> +{
> +  return 1;
> +}
> diff --git a/libgloss/nios2/io-close.c b/libgloss/nios2/io-close.c
> new file mode 100644
> index 0000000..676fbba
> --- /dev/null
> +++ b/libgloss/nios2/io-close.c
> @@ -0,0 +1,43 @@
> +/*
> + * io-close.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <unistd.h>
> +#include <errno.h>
> +#define IO close
> +#include "io.h"
> +
> +/*
> + * close -- close a file descriptor.
> + * input parameters:
> + *   0 : file descriptor
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +int close (int fd)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  parameters[0] = (uint32_t) fd;
> +  __io_hosted (HOSTED_CLOSE, parameters);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  return parameters[0];
> +#else
> +  return 0;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-exit.c b/libgloss/nios2/io-exit.c
> new file mode 100644
> index 0000000..e9801c4
> --- /dev/null
> +++ b/libgloss/nios2/io-exit.c
> @@ -0,0 +1,30 @@
> +/*
> + * io-exit.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#if HOSTED
> +#include "io.h"
> +
> +/* 
> + * _exit -- Exit from the application.  
> + */
> +
> +void __attribute__ ((noreturn)) _exit (int code)
> +{
> +  while (1)
> +    __io_hosted (HOSTED_EXIT, (void *)code);
> +}
> +#endif
> diff --git a/libgloss/nios2/io-fstat.c b/libgloss/nios2/io-fstat.c
> new file mode 100644
> index 0000000..113ef8e
> --- /dev/null
> +++ b/libgloss/nios2/io-fstat.c
> @@ -0,0 +1,50 @@
> +/*
> + * io-fstat.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <sys/types.h>
> +#include <sys/stat.h>
> +#include <unistd.h>
> +#include <errno.h>
> +#define IO fstat
> +#include "io.h"
> +
> +/*
> + * fstat -- get file information
> + * input parameters:
> + *   0 : file descriptor
> + *   1 : stat buf ptr
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +int fstat (int fd, struct stat *buf)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  struct gdb_stat gbuf;
> +  parameters[0] = (uint32_t) fd;
> +  parameters[1] = (uint32_t) &gbuf;
> +  __io_hosted (HOSTED_FSTAT, parameters);
> +  __hosted_from_gdb_stat (&gbuf, buf);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  return parameters[0];
> +#else
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-gdb.c b/libgloss/nios2/io-gdb.c
> new file mode 100644
> index 0000000..ee58559
> --- /dev/null
> +++ b/libgloss/nios2/io-gdb.c
> @@ -0,0 +1,152 @@
> +/*
> + * hosted io support for GDB's remote fileio protocol
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include "io.h"
> +#include <fcntl.h>
> +#include <unistd.h>
> +#include <errno.h>
> +
> +gdb_mode_t
> +__hosted_to_gdb_mode_t (mode_t m)
> +{
> +  gdb_mode_t result = 0;
> +  if (m & S_IFREG)
> +    result |= GDB_S_IFREG;
> +  if (m & S_IFDIR)
> +    result |= GDB_S_IFDIR;
> +  if (m & S_IRUSR)
> +    result |= GDB_S_IRUSR;
> +  if (m & S_IWUSR)
> +    result |= GDB_S_IWUSR;
> +  if (m & S_IXUSR)
> +    result |= GDB_S_IXUSR;
> +  if (m & S_IRGRP)
> +    result |= GDB_S_IRGRP;
> +  if (m & S_IWGRP)
> +    result |= GDB_S_IWGRP;
> +  if (m & S_IXGRP)
> +    result |= GDB_S_IXGRP;
> +  if (m & S_IROTH)
> +    result |= GDB_S_IROTH;
> +  if (m & S_IWOTH)
> +    result |= GDB_S_IWOTH;
> +  if (m & S_IXOTH)
> +    result |= GDB_S_IXOTH;
> +  return result;
> +}
> +
> +int32_t
> +__hosted_to_gdb_open_flags (int f)
> +{
> +  int32_t result = 0;
> +  if (f & O_RDONLY)
> +    result |= GDB_O_RDONLY;
> +  if (f & O_WRONLY)
> +    result |= GDB_O_WRONLY;
> +  if (f & O_RDWR)
> +    result |= GDB_O_RDWR;
> +  if (f & O_APPEND)
> +    result |= GDB_O_APPEND;
> +  if (f & O_CREAT)
> +    result |= GDB_O_CREAT;
> +  if (f & O_TRUNC)
> +    result |= GDB_O_TRUNC;
> +  if (f & O_EXCL)
> +    result |= GDB_O_EXCL;
> +  return result;
> +}
> +
> +int32_t
> +__hosted_to_gdb_lseek_flags (int f)
> +{
> +  if (f == SEEK_CUR)
> +    return GDB_SEEK_CUR;
> +  else if (f == SEEK_END)
> +    return GDB_SEEK_END;
> +  else
> +    return GDB_SEEK_SET;
> +}
> +
> +/* The GDB remote protocol documentation specifies that integer fields
> +   within structures are stored in big-endian byte order.  On little-endian
> +   targets, we have to byte-swap the values to match the target.  */
> +#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
> +#define SWAP32(n) __builtin_bswap32 (n)
> +#define SWAP64(n) __builtin_bswap64 (n)
> +#else
> +#define SWAP32(n) (n)
> +#define SWAP64(n) (n)
> +#endif /* __BYTE_ORDER__ */
> +
> +void
> +__hosted_from_gdb_stat (const struct gdb_stat *gs,
> +			struct stat *s)
> +{
> +  s->st_dev = SWAP32 (gs->st_dev);
> +  s->st_ino = SWAP32 (gs->st_ino);
> +  s->st_mode = SWAP32 (gs->st_mode);
> +  s->st_nlink = SWAP32 (gs->st_nlink);
> +  s->st_uid = SWAP32 (gs->st_uid);
> +  s->st_gid = SWAP32 (gs->st_gid);
> +  s->st_rdev = SWAP32 (gs->st_rdev);
> +  s->st_size = SWAP64 (gs->st_size);
> +  s->st_blksize = SWAP64 (gs->st_blksize);
> +  s->st_blocks = SWAP64 (gs->st_blocks);
> +  s->st_atime = SWAP32 (gs->st_atime);
> +  s->st_mtime = SWAP32 (gs->st_mtime);
> +  s->st_ctime = SWAP32 (gs->st_ctime);
> +}
> +
> +void
> +__hosted_from_gdb_timeval (const struct gdb_timeval *gt,
> +			   struct timeval *t)
> +{
> +  t->tv_sec = SWAP32 (gt->tv_sec);
> +  t->tv_usec = SWAP64 (gt->tv_usec);
> +}
> +
> +int
> +__hosted_from_gdb_errno (int32_t err)
> +{
> +  switch (err)
> +    {
> +    case 0: 		return 0;
> +    case GDB_EPERM: 	return EPERM;
> +    case GDB_ENOENT: 	return ENOENT;
> +    case GDB_EINTR: 	return EINTR;
> +    case GDB_EBADF: 	return EBADF;
> +    case GDB_EACCES: 	return EACCES;
> +    case GDB_EFAULT: 	return EFAULT;
> +    case GDB_EBUSY: 	return EBUSY;
> +    case GDB_EEXIST: 	return EEXIST;
> +    case GDB_ENODEV: 	return ENODEV;
> +    case GDB_ENOTDIR: 	return ENOTDIR;
> +    case GDB_EISDIR: 	return EISDIR;
> +    case GDB_EINVAL: 	return EINVAL;
> +    case GDB_ENFILE: 	return ENFILE;
> +    case GDB_EMFILE: 	return EMFILE;
> +    case GDB_EFBIG: 	return EFBIG;
> +    case GDB_ENOSPC: 	return ENOSPC;
> +    case GDB_ESPIPE: 	return ESPIPE;
> +    case GDB_EROFS: 	return EROFS;
> +    case GDB_ENAMETOOLONG: 	return ENAMETOOLONG;
> +    case GDB_EUNKNOWN:
> +    default:
> +      return EIO;
> +    }
> +}
> +
> diff --git a/libgloss/nios2/io-gettimeofday.c b/libgloss/nios2/io-gettimeofday.c
> new file mode 100644
> index 0000000..1f5750e
> --- /dev/null
> +++ b/libgloss/nios2/io-gettimeofday.c
> @@ -0,0 +1,54 @@
> +/*
> + * io-gettimeofday.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <sys/time.h>
> +#include <errno.h>
> +#define IO gettimeofday
> +#include "io.h"
> +
> +/*
> + * gettimeofday -- get the current time
> + * input parameters:
> + *   0 : timeval ptr
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +int gettimeofday (struct timeval *tv, void *tzvp)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  struct gdb_timeval gtv;
> +  struct timezone *tz = tzvp;
> +  if (!tv)
> +    return 0;
> +  if (tz)
> +    {
> +      errno = EINVAL;
> +      return -1;
> +    }
> +  parameters[0] = (uint32_t) &gtv;
> +  __io_hosted (HOSTED_GETTIMEOFDAY, parameters);
> +  __hosted_from_gdb_timeval (&gtv, tv);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  return parameters[0];
> +#else
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-isatty.c b/libgloss/nios2/io-isatty.c
> new file mode 100644
> index 0000000..ae33f08
> --- /dev/null
> +++ b/libgloss/nios2/io-isatty.c
> @@ -0,0 +1,43 @@
> +/*
> + * io-isatty.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <unistd.h>
> +#include <errno.h>
> +#define IO isatty
> +#include "io.h"
> +
> +/*
> + * isatty -- check if fd is a terminal
> + * input parameters:
> + *   0 : file descriptor
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +int isatty (int fd)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  parameters[0] = (uint32_t) fd;
> +  __io_hosted (HOSTED_ISATTY, parameters);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  return parameters[0];
> +#else
> +  return 1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-lseek.c b/libgloss/nios2/io-lseek.c
> new file mode 100644
> index 0000000..bfc23c1
> --- /dev/null
> +++ b/libgloss/nios2/io-lseek.c
> @@ -0,0 +1,52 @@
> +/*
> + * io-lseek.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <sys/types.h>
> +#include <unistd.h>
> +#include <errno.h>
> +#define IO lseek
> +#include "io.h"
> +
> +/*
> + * lseek -- reposition a file descriptor
> + * input parameters:
> + *   0 : file descriptor
> + *   1 : high word of offset
> + *   2 : low word of offset
> + *   3 : seek flag
> + * output parameters:
> + *   0 : high word of result
> + *   1 : low word of result
> + *   2 : errno
> + */
> +
> +off_t lseek (int fd, off_t offset, int whence)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  parameters[0] = (uint32_t) fd;
> +  parameters[1] = (uint32_t) ((offset >> 32) & 0xffffffff);
> +  parameters[2] = (uint32_t) (offset & 0xffffffff);
> +  parameters[3] = __hosted_to_gdb_lseek_flags (whence);
> +  __io_hosted (HOSTED_LSEEK, parameters);
> +  errno = __hosted_from_gdb_errno (parameters[2]);
> +  return ((uint64_t)parameters[0] << 32) | ((uint64_t)parameters[1]);
> +#else
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-nios2.S b/libgloss/nios2/io-nios2.S
> new file mode 100644
> index 0000000..0b818a8
> --- /dev/null
> +++ b/libgloss/nios2/io-nios2.S
> @@ -0,0 +1,31 @@
> +/*
> + * Low-level semihosting primitive for csky. 
> + *
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +/* Implement
> +     void __io_hosted (int func, void *args);
> +   by causing a break 1.  The break handler can find the two parameters in
> +   r4 and r5 per the normal C calling convention.  */
> +
> +	.text
> +	.align	2
> +	.global	__io_hosted
> +	.type	_io_hosted, @function
> +
> +__io_hosted:
> +	break 1
> +	ret
> +
> +	.size	__io_hosted, .-__io_hosted
> diff --git a/libgloss/nios2/io-open.c b/libgloss/nios2/io-open.c
> new file mode 100644
> index 0000000..885c646
> --- /dev/null
> +++ b/libgloss/nios2/io-open.c
> @@ -0,0 +1,62 @@
> +/*
> + * io-open.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <sys/types.h>
> +#include <sys/stat.h>
> +#include <fcntl.h>
> +#include <stdarg.h>
> +#include <string.h>
> +#include <errno.h>
> +#define IO open
> +#include "io.h"
> +
> +/*
> + * open -- Open a file.
> + * input parameters:
> + *   0 : fname ptr
> + *   1 : fname length
> + *   2 : flags
> + *   3 : mode
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +int open (const char *fname, int flags, ...)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  parameters[0] = (uint32_t) fname;
> +  parameters[1] = strlen (fname) + 1;
> +  parameters[2] = __hosted_to_gdb_open_flags (flags);
> +  if (flags & O_CREAT)
> +    {
> +      va_list ap;
> +      va_start (ap, flags);
> +      parameters[3] = __hosted_to_gdb_mode_t (va_arg (ap, mode_t));
> +      va_end (ap);
> +    }
> +  else
> +    parameters[3] = 0;
> +  __io_hosted (HOSTED_OPEN, parameters);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  return parameters[0];
> +#else
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-read.c b/libgloss/nios2/io-read.c
> new file mode 100644
> index 0000000..91c475e
> --- /dev/null
> +++ b/libgloss/nios2/io-read.c
> @@ -0,0 +1,48 @@
> +/*
> + * io-read.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <unistd.h>
> +#include <errno.h>
> +#define IO read
> +#include "io.h"
> +
> +/*
> + * read -- read from a file descriptor
> + * input parameters:
> + *   0 : file descriptor
> + *   1 : buf ptr
> + *   2 : count
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +ssize_t read (int fd, void *buf, size_t count)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  parameters[0] = (uint32_t) fd;
> +  parameters[1] = (uint32_t) buf;
> +  parameters[2] = (uint32_t) count;
> +  __io_hosted (HOSTED_READ, parameters);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  return parameters[0];
> +#else
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-rename.c b/libgloss/nios2/io-rename.c
> new file mode 100644
> index 0000000..1a6cbeb
> --- /dev/null
> +++ b/libgloss/nios2/io-rename.c
> @@ -0,0 +1,51 @@
> +/*
> + * io-rename.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <stdio.h>
> +#include <string.h>
> +#include <errno.h>
> +#define IO rename
> +#include "io.h"
> +
> +/*
> + * rename -- rename a file
> + * input parameters:
> + *   0 : oldname ptr
> + *   1 : oldname length
> + *   2 : newname ptr
> + *   3 : newname length
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +int _rename (const char *oldpath, const char *newpath)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  parameters[0] = (uint32_t) oldpath;
> +  parameters[1] = (uint32_t) strlen (oldpath) + 1;
> +  parameters[2] = (uint32_t) newpath;
> +  parameters[3] = (uint32_t) strlen (newpath) + 1;
> +  __io_hosted (HOSTED_RENAME, parameters);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  return parameters[0];
> +#else
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-stat.c b/libgloss/nios2/io-stat.c
> new file mode 100644
> index 0000000..3ba6f66
> --- /dev/null
> +++ b/libgloss/nios2/io-stat.c
> @@ -0,0 +1,54 @@
> +/*
> + * io-stat.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <string.h>
> +#include <sys/types.h>
> +#include <sys/stat.h>
> +#include <unistd.h>
> +#include <errno.h>
> +#define IO stat
> +#include "io.h"
> +
> +/*
> + * stat -- get file information
> + * input parameters:
> + *   0 : filename ptr
> + *   1 : filename length
> + *   2 : stat buf ptr
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +
> +int stat (const char *__restrict filename, struct stat *__restrict buf)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  struct gdb_stat gbuf;
> +  parameters[0] = (uint32_t) filename;
> +  parameters[1] = (uint32_t) strlen (filename) + 1;
> +  parameters[2] = (uint32_t) &gbuf;
> +  __io_hosted (HOSTED_STAT, parameters);
> +  __hosted_from_gdb_stat (&gbuf, buf);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  return parameters[0];
> +#else
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-system.c b/libgloss/nios2/io-system.c
> new file mode 100644
> index 0000000..bb7c590
> --- /dev/null
> +++ b/libgloss/nios2/io-system.c
> @@ -0,0 +1,64 @@
> +/*
> + * io-system.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <stdlib.h>
> +#include <string.h>
> +#include <errno.h>
> +#include <sys/wait.h>
> +#define IO _system
> +#include "io.h"
> +
> +/*
> + * system: execute command on (remote) host
> + * input parameters:
> + *   0 : command ptr
> + *   1 : command length
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +int _system (const char *command)
> +{
> +#if HOSTED
> +  int e;
> +  gdb_parambuf_t parameters;
> +  
> +  parameters[0] = (uint32_t) command;
> +  parameters[1] = command ? (uint32_t) strlen (command) + 1 : 0;
> +  __io_hosted (HOSTED_SYSTEM, parameters);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  e = parameters[0];
> +  if (e >= 0 && command)
> +    {
> +      /* We have to convert e, an exit status to the encoded status of
> +	 the command.  To avoid hard coding the exit status, we simply
> +	 loop until we find the right position.  */
> +      int exit_code;
> +
> +      for (exit_code = e; e && WEXITSTATUS (e) != exit_code; e <<= 1)
> +	continue;
> +    }
> +  
> +  return e;
> +#else
> +  if (!command)
> +    return 0;
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-time.c b/libgloss/nios2/io-time.c
> new file mode 100644
> index 0000000..03707c6
> --- /dev/null
> +++ b/libgloss/nios2/io-time.c
> @@ -0,0 +1,46 @@
> +/*
> + * io-time.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <sys/time.h>
> +#include <errno.h>
> +#define IO time
> +#include "io.h"
> +
> +/*
> + * time -- get the current time
> + * input parameters:
> + *   0 : timeval ptr
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +time_t time (time_t *t)
> +{
> +#if HOSTED
> +  struct timeval tv;
> +
> +  if (gettimeofday (&tv, NULL))
> +    return -1;
> +  if (t)
> +    *t = tv.tv_sec;
> +  return tv.tv_sec;
> +#else
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-unlink.c b/libgloss/nios2/io-unlink.c
> new file mode 100644
> index 0000000..b6ac921
> --- /dev/null
> +++ b/libgloss/nios2/io-unlink.c
> @@ -0,0 +1,47 @@
> +/*
> + * io-unlink.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <stdio.h>
> +#include <string.h>
> +#include <errno.h>
> +#define IO unlink
> +#include "io.h"
> +
> +/*
> + * unlink -- unlink (delete) a file
> + * input parameters:
> + *   0 : filename ptr
> + *   1 : filename length
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +int unlink (const char *path)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  parameters[0] = (uint32_t) path;
> +  parameters[1] = (uint32_t) strlen (path) + 1;
> +  __io_hosted (HOSTED_UNLINK, parameters);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  return parameters[0];
> +#else
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io-write.c b/libgloss/nios2/io-write.c
> new file mode 100644
> index 0000000..f26268c
> --- /dev/null
> +++ b/libgloss/nios2/io-write.c
> @@ -0,0 +1,48 @@
> +/*
> + * io-write.c -- 
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <unistd.h>
> +#include <errno.h>
> +#define IO write
> +#include "io.h"
> +
> +/*
> + * write -- write to a file descriptor
> + * input parameters:
> + *   0 : file descriptor
> + *   1 : buf ptr
> + *   2 : count
> + * output parameters:
> + *   0 : result
> + *   1 : errno
> + */
> +
> +ssize_t write (int fd, const void *buf, size_t count)
> +{
> +#if HOSTED
> +  gdb_parambuf_t parameters;
> +  parameters[0] = (uint32_t) fd;
> +  parameters[1] = (uint32_t) buf;
> +  parameters[2] = (uint32_t) count;
> +  __io_hosted (HOSTED_WRITE, parameters);
> +  errno = __hosted_from_gdb_errno (parameters[1]);
> +  return parameters[0];
> +#else
> +  errno = ENOSYS;
> +  return -1;
> +#endif
> +}
> diff --git a/libgloss/nios2/io.h b/libgloss/nios2/io.h
> new file mode 100644
> index 0000000..e118435
> --- /dev/null
> +++ b/libgloss/nios2/io.h
> @@ -0,0 +1,154 @@
> +/*
> + * hosted & unhosted io support.
> + *
> + * Copyright (c) 2006 CodeSourcery Inc
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#if HOSTED
> +#include <stdint.h>
> +#include <sys/types.h>
> +#include <sys/time.h>
> +#include <sys/stat.h>
> +
> +#define HOSTED_EXIT  0
> +#define HOSTED_INIT_SIM 1
> +#define HOSTED_OPEN 2
> +#define HOSTED_CLOSE 3
> +#define HOSTED_READ 4
> +#define HOSTED_WRITE 5
> +#define HOSTED_LSEEK 6
> +#define HOSTED_RENAME 7
> +#define HOSTED_UNLINK 8
> +#define HOSTED_STAT 9
> +#define HOSTED_FSTAT 10
> +#define HOSTED_GETTIMEOFDAY 11
> +#define HOSTED_ISATTY 12
> +#define HOSTED_SYSTEM 13
> +
> +/* This function is provided by the board's BSP, because the precise
> +   mechanism of informing gdb is board specific.  */
> +extern void __io_hosted (int func, void *args);
> +
> +/* Protocol specific representation of datatypes, as specified in D.9.11
> + * of the GDB manual.  The values here are stored in big-endian order.  */
> +
> +typedef uint32_t gdb_mode_t;
> +typedef uint32_t gdb_time_t;
> +
> +struct gdb_stat {
> +  uint32_t    st_dev;     /* device */
> +  uint32_t    st_ino;     /* inode */
> +  gdb_mode_t  st_mode;    /* protection */
> +  uint32_t    st_nlink;   /* number of hard links */
> +  uint32_t    st_uid;     /* user ID of owner */
> +  uint32_t    st_gid;     /* group ID of owner */
> +  uint32_t    st_rdev;    /* device type (if inode device) */
> +  uint64_t    st_size;    /* total size, in bytes */
> +  uint64_t    st_blksize; /* blocksize for filesystem I/O */
> +  uint64_t    st_blocks;  /* number of blocks allocated */
> +  gdb_time_t  st_atime;   /* time of last access */
> +  gdb_time_t  st_mtime;   /* time of last modification */
> +  gdb_time_t  st_ctime;   /* time of last change */
> +};
> +
> +struct gdb_timeval {
> +  gdb_time_t tv_sec;  /* second */
> +  uint64_t tv_usec;   /* microsecond */
> +};
> +
> +
> +/* Parameters are passed between the library and the debugging stub
> + * in a fixed-size buffer.
> + */
> +
> +typedef uint32_t gdb_parambuf_t[4];
> +
> +/* open flags */
> +
> +#define GDB_O_RDONLY   0x0
> +#define GDB_O_WRONLY   0x1
> +#define GDB_O_RDWR     0x2
> +#define GDB_O_APPEND   0x8
> +#define GDB_O_CREAT  0x200
> +#define GDB_O_TRUNC  0x400
> +#define GDB_O_EXCL   0x800
> +
> +/* mode_t values */
> +
> +#define GDB_S_IFREG 0100000
> +#define GDB_S_IFDIR  040000
> +#define GDB_S_IRUSR    0400
> +#define GDB_S_IWUSR    0200
> +#define GDB_S_IXUSR    0100
> +#define GDB_S_IRGRP     040
> +#define GDB_S_IWGRP     020
> +#define GDB_S_IXGRP     010
> +#define GDB_S_IROTH      04
> +#define GDB_S_IWOTH      02
> +#define GDB_S_IXOTH      01
> +
> +/* errno values */
> +
> +#define GDB_EPERM         1
> +#define GDB_ENOENT        2
> +#define GDB_EINTR         4
> +#define GDB_EBADF         9
> +#define GDB_EACCES       13
> +#define GDB_EFAULT       14
> +#define GDB_EBUSY        16
> +#define GDB_EEXIST       17
> +#define GDB_ENODEV       19
> +#define GDB_ENOTDIR      20
> +#define GDB_EISDIR       21
> +#define GDB_EINVAL       22
> +#define GDB_ENFILE       23
> +#define GDB_EMFILE       24
> +#define GDB_EFBIG        27
> +#define GDB_ENOSPC       28
> +#define GDB_ESPIPE       29
> +#define GDB_EROFS        30
> +#define GDB_ENAMETOOLONG 91
> +#define GDB_EUNKNOWN     9999
> +
> +/* lseek flags */
> +
> +#define GDB_SEEK_SET 0
> +#define GDB_SEEK_CUR 1
> +#define GDB_SEEK_END 2
> +
> +
> +/* conversion functions */
> +
> +extern gdb_mode_t __hosted_to_gdb_mode_t (mode_t m);
> +extern int32_t __hosted_to_gdb_open_flags (int f);
> +extern int32_t __hosted_to_gdb_lseek_flags (int f);
> +
> +extern void __hosted_from_gdb_stat (const struct gdb_stat *gs,
> +				    struct stat *s);
> +extern void __hosted_from_gdb_timeval (const struct gdb_timeval *gt,
> +				       struct timeval *t);
> +extern int __hosted_from_gdb_errno (int32_t err);
> +
> +#else
> +#ifdef IO
> +#define IO_NAME_(IO) __hosted_##IO
> +#define IO_NAME(IO) IO_NAME_(IO)
> +#define IO_STRING_(IO) #IO
> +#define IO_STRING(IO) IO_STRING_(IO)
> +/* Emit an object that causes a gnu linker warning.  */
> +static const char IO_NAME (IO) []
> +__attribute__ ((section (".gnu.warning"), used)) =
> +"IO function '" IO_STRING (IO) "' used";
> +#endif
> +#endif
> diff --git a/libgloss/nios2/kill.c b/libgloss/nios2/kill.c
> new file mode 100644
> index 0000000..972b599
> --- /dev/null
> +++ b/libgloss/nios2/kill.c
> @@ -0,0 +1,27 @@
> +/*
> + * kill.c
> + *
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +/* Minimal implementation of kill for a target system without processes.  */
> +
> +extern void _exit (int);
> +
> +int
> +kill (int pid, int sig)
> +{
> +  if (pid == 1)
> +    _exit (sig);
> +  return 0;
> +}
> diff --git a/libgloss/nios2/qemu-hosted.ld b/libgloss/nios2/qemu-hosted.ld
> new file mode 100644
> index 0000000..28a38b1
> --- /dev/null
> +++ b/libgloss/nios2/qemu-hosted.ld
> @@ -0,0 +1,210 @@
> +/* qemu-hosted.ld -- Linker script for QEMU generic-nommu board emulation.
> +
> +   Copyright (c) 2018 Mentor Graphics
> +
> +   The authors hereby grant permission to use, copy, modify, distribute,
> +   and license this software and its documentation for any purpose, provided
> +   that existing copyright notices are retained in all copies and that this
> +   notice is included verbatim in any distributions. No written agreement,
> +   license, or royalty fee is required for any of the authorized uses.
> +   Modifications to this software may be copyrighted by their authors
> +   and need not follow the licensing terms described here, provided that
> +   the new terms are clearly indicated on the first page of each file where
> +   they apply.
> + 
> +   Parts of this file were derived from code written by Altera Corporation
> +   and distributed under the following license:
> +
> +   Copyright (c) 2008
> +   Altera Corporation, San Jose, California, USA.
> +   All rights reserved.
> +
> +   Permission is hereby granted, free of charge, to any person obtaining a
> +   copy of this software and associated documentation files (the "Software"),
> +   to deal in the Software without restriction, including without limitation
> +   the rights to use, copy, modify, merge, publish, distribute, sublicense,
> +   and/or sell copies of the Software, and to permit persons to whom the
> +   Software is furnished to do so, subject to the following conditions:
> +
> +   The above copyright notice and this permission notice shall be included in
> +   all copies or substantial portions of the Software.
> +
> +   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> +   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> +   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
> +   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> +   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> +   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> +   DEALINGS IN THE SOFTWARE.
> +
> +   This agreement shall be governed in all respects by the laws of the State
> +   of California and by the laws of the United States of America.
> +
> +*/
> +
> +ENTRY(__start)
> +SEARCH_DIR(.)
> +GROUP(-lgcc -lc -lnios2)
> +
> +MEMORY
> +{
> +  rom (rx) : ORIGIN = 0x0, LENGTH = 64M
> +  ram (rwx) : ORIGIN = 0x10000000, LENGTH = 128M
> +  tlbmiss (rwx) : ORIGIN = 0x7fff400, LENGTH = 1K
> +  descriptor (rwx) : ORIGIN = 0x8002000, LENGTH = 8K
> +}
> +
> +/* Force the linker to search for these symbols from
> +   the start of the link process.  */
> +EXTERN(__reset)
> +EXTERN(__start)
> +EXTERN(main __stack __heap_start __heap_end __heap_end)
> +
> +/* Where to put the stack and heap.  Allocate 1M heap space.  */
> +PROVIDE(__heap_start = _end);
> +PROVIDE(__heap_end = _end + 100000);
> +PROVIDE(__stack = 0x18000000);
> +
> +/* Force exit to be picked up in a hosted environment.  */
> +EXTERN(exit atexit)
> +
> +/* Ensure that newlib runs the finalizers.  */
> +__libc_fini = _fini;
> +
> +SECTIONS
> +{
> +  .text :
> +  {
> +    _ftext = .;
> +    *(.text.entry)
> +    *(.text.start)
> +    *(.text .text.* .gnu.linkonce.t.*)
> +
> +    . = ALIGN(0x4);
> +    KEEP (*crtbegin.o(.jcr))
> +    KEEP (*(EXCLUDE_FILE (*crtend.o) .jcr))
> +    KEEP (*crtend.o(.jcr))
> +
> +    . = ALIGN(0x4);
> +    *(.gcc_except_table .gcc_except_table.*)
> +    *(.gnu_extab .gnu_extab.*)
> +  } > ram
> +  .eh_frame_hdr : ALIGN (4)
> +  {
> +    KEEP (*(.eh_frame_hdr))
> +    *(.eh_frame_entry .eh_frame_entry.*)
> +  } > ram
> +  .eh_frame : ALIGN (4)
> +  {
> +    KEEP (*(.eh_frame)) *(.eh_frame.*)
> +  } > ram
> +  .note.gnu.build-id : ALIGN (4)
> +  {
> +    KEEP (*(.note.gnu.build-id))
> +  } > ram
> +  .rodata : ALIGN (4)
> +  {
> +    *(.rodata .rodata.* .gnu.linkonce.r.*)
> +
> +    . = ALIGN(4);
> +    KEEP(*(.init))
> +
> +    . = ALIGN(4);
> +    __preinit_array_start = .;
> +    KEEP (*(.preinit_array))
> +    __preinit_array_end = .;
> +
> +    . = ALIGN(4);
> +    __init_array_start = .;
> +    KEEP (*(SORT(.init_array.*)))
> +    KEEP (*(.init_array))
> +    __init_array_end = .;
> +
> +    . = ALIGN(4);
> +    KEEP(*(.fini))
> +
> +    . = ALIGN(4);
> +    __fini_array_start = .;
> +    KEEP (*(.fini_array))
> +    KEEP (*(SORT(.fini_array.*)))
> +    __fini_array_end = .;
> +
> +    . = ALIGN(0x4);
> +    KEEP (*crtbegin.o(.ctors))
> +    KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
> +    KEEP (*(SORT(.ctors.*)))
> +    KEEP (*crtend.o(.ctors))
> +
> +    . = ALIGN(0x4);
> +    KEEP (*crtbegin.o(.dtors))
> +    KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
> +    KEEP (*(SORT(.dtors.*)))
> +    KEEP (*crtend.o(.dtors))
> +
> +    *(.lit)
> +
> +    . = ALIGN (8);
> +    _etext = .;
> +  } > ram
> +
> +  .data : ALIGN (8)
> +  {
> +    *(.shdata)
> +    *(.data .data.* .gnu.linkonce.d.*)
> +    . = ALIGN(8);
> +    _gp = ABSOLUTE(. + 0x8000);
> +    *(.got.plt) *(.got)
> +    *(.lit8)
> +    *(.lit4)
> +    *(.sdata .sdata.* .gnu.linkonce.s.*)
> +    . = ALIGN (8);
> +    *(.ram)
> +    . = ALIGN (8);
> +    _edata = .;
> +  } > ram
> +  .bss : ALIGN (8)
> +  {
> +     __bss_start = ABSOLUTE(.);
> +    *(.sbss .sbss.* .gnu.linkonce.sb.*)
> +    *(.scommon)
> +    *(.bss .bss.* .gnu.linkonce.b.*)
> +    *(COMMON)
> +    . = ALIGN (8);
> +    __bss_end = ABSOLUTE(.);
> +     _end = .;
> +    __end = .;
> +  } > ram
> +
> +  .stab 0 (NOLOAD) : { *(.stab) }
> +  .stabstr 0 (NOLOAD) : { *(.stabstr) }
> +  /* DWARF debug sections.
> +   * Symbols in the DWARF debugging sections are relative to
> +   * the beginning of the section so we begin them at 0.
> +   */
> +  /* DWARF 1 */
> +  .debug          0 : { *(.debug) }
> +  .line           0 : { *(.line) }
> +  /* GNU DWARF 1 extensions */
> +  .debug_srcinfo  0 : { *(.debug_srcinfo) }
> +  .debug_sfnames  0 : { *(.debug_sfnames) }
> +  /* DWARF 1.1 and DWARF 2 */
> +  .debug_aranges  0 : { *(.debug_aranges) }
> +  .debug_pubnames 0 : { *(.debug_pubnames) }
> +  /* DWARF 2 */
> +  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
> +  .debug_abbrev   0 : { *(.debug_abbrev) }
> +  .debug_line     0 : { *(.debug_line) }
> +  .debug_frame    0 : { *(.debug_frame) }
> +  .debug_str      0 : { *(.debug_str) }
> +  .debug_loc      0 : { *(.debug_loc) }
> +  .debug_macinfo  0 : { *(.debug_macinfo) }
> +  /* DWARF 2.1 */
> +  .debug_ranges   0 : { *(.debug_ranges) }
> +  /* SGI/MIPS DWARF 2 extensions */
> +  .debug_weaknames 0 : { *(.debug_weaknames) }
> +  .debug_funcnames 0 : { *(.debug_funcnames) }
> +  .debug_typenames 0 : { *(.debug_typenames) }
> +  .debug_varnames  0 : { *(.debug_varnames) }
> +
> +  .debug_alt_sim_info 0 : { *(.debug_alt_sim_info) }
> +}
> diff --git a/libgloss/nios2/sbrk.c b/libgloss/nios2/sbrk.c
> new file mode 100644
> index 0000000..1b309ec
> --- /dev/null
> +++ b/libgloss/nios2/sbrk.c
> @@ -0,0 +1,42 @@
> +/*
> + * sbrk.c
> + *
> + * Copyright (c) 2018 Mentor Graphics
> + *
> + * The authors hereby grant permission to use, copy, modify, distribute,
> + * and license this software and its documentation for any purpose, provided
> + * that existing copyright notices are retained in all copies and that this
> + * notice is included verbatim in any distributions. No written agreement,
> + * license, or royalty fee is required for any of the authorized uses.
> + * Modifications to this software may be copyrighted by their authors
> + * and need not follow the licensing terms described here, provided that
> + * the new terms are clearly indicated on the first page of each file where
> + * they apply.
> + */
> +
> +#include <errno.h>
> +/*
> + * sbrk -- changes heap size size. Get nbytes more
> + *         RAM. We just increment a pointer in what's
> + *         left of memory on the board.
> + */
> +
> +/* Provided by the linker script.  */
> +extern char __heap_start[] __attribute__ ((aligned (8)));
> +extern char __heap_end[] __attribute__ ((aligned (8)));
> +
> +void *
> +sbrk (int nbytes)
> +{
> +  static char *heap = __heap_start;
> +  char *base = heap;
> +  char *new_heap = heap + nbytes;
> +  
> +  if (nbytes < 0 || new_heap > __heap_end)
> +    {
> +      errno = ENOMEM;
> +      return (void *)-1;
> +    }
> +  heap = new_heap;
> +  return base;
> +}


-- 
Corinna Vinschen
Cygwin Maintainer
Red Hat

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