[SCM] GNU Autoconf source repository branch, master, updated. v2.69-104-gf5b1ea6

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- Log -----------------------------------------------------------------
commit f5b1ea679360db7a6714bbf3953f4fe1a3174844
Author: Eric Blake <[email protected]>
Date:   Thu Sep 12 09:23:35 2013 -0600

    AC_PROG_CC: also try $CC -version, for cl6x compiler
    
    Anaïs Bouque reported that the cl6x compiler only understands -version:
    https://lists.gnu.org/archive/html/bug-autoconf/2013-07/msg00003.html
    
    * c.m4 (AC_PROG_CC): Add another version probe.
    * THANKS: Update.
    
    Signed-off-by: Eric Blake <[email protected]>

-----------------------------------------------------------------------

Summary of changes:
 THANKS            |    1 +
 lib/autoconf/c.m4 |    2 +-
 2 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/THANKS b/THANKS
index f41f16c..7f440ae 100644
--- a/THANKS
+++ b/THANKS
@@ -29,6 +29,7 @@ Alfred G. de Wijn           [email protected]
 Alfred M. Szmidt            [email protected]
 Allan Caffee                [email protected]
 Allan Clark                 [email protected]
+Anaïs Bouque                [email protected]
 Anders Kaseorg              [email protected]
 Andreas Buening             [email protected]
 Andreas Jaeger              [email protected]
diff --git a/lib/autoconf/c.m4 b/lib/autoconf/c.m4
index 53fec83..25780f9 100644
--- a/lib/autoconf/c.m4
+++ b/lib/autoconf/c.m4
@@ -465,7 +465,7 @@ test -z "$CC" && AC_MSG_FAILURE([no acceptable C compiler found in \$PATH])
 _AS_ECHO_LOG([checking for _AC_LANG compiler version])
 set X $ac_compile
 ac_compiler=$[2]
-for ac_option in --version -v -V -qversion; do
+for ac_option in --version -v -V -qversion -version; do
   _AC_DO_LIMIT([$ac_compiler $ac_option >&AS_MESSAGE_LOG_FD])
 done
 


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