bash 0.5.13: breaks buiding of inetutils

I'm using dash 0.5.13 with the two patches 

  [PATCH] expand: Fix off-by-one bug in expmeta
  [PATCH] expand: Fix typo in pmatch for wildcard search

as /bin/sh and get the folling breaking while building 
GNU inetutils:

...
make[2]: Entering directory '/tmp/inetutils/src/inetutils-2.6/src'
  CC       hostname.o
  CC       traceroute.o
  CC       inetd.o
<command-line>: error: expected expression before '/' token
inetd.c:166:31: note: in expansion of macro 'PATH_INETDPID'
  166 | static const char *pid_file = PATH_INETDPID;
      |                               ^~~~~~~~~~~~~
<command-line>: error: 'var' undeclared here (not in a function)
inetd.c:193:36: note: in expansion of macro 'PATH_INETDPID'
  193 |    "override pidfile (default: \"" PATH_INETDPID "\")",
      |                                    ^~~~~~~~~~~~~
<command-line>: error: 'run' undeclared here (not in a function)
inetd.c:193:36: note: in expansion of macro 'PATH_INETDPID'
  193 |    "override pidfile (default: \"" PATH_INETDPID "\")",
      |                                    ^~~~~~~~~~~~~
<command-line>: error: 'inetd' undeclared here (not in a function); did you mean 'int'?
inetd.c:193:36: note: in expansion of macro 'PATH_INETDPID'
  193 |    "override pidfile (default: \"" PATH_INETDPID "\")",
      |                                    ^~~~~~~~~~~~~
inetd.c:193:50: error: expected '}' before string constant
  193 |    "override pidfile (default: \"" PATH_INETDPID "\")",
      |                                                  ^~~~~
inetd.c:192:3: note: to match this '{'
  192 |   {"pidfile", 'p', "PIDFILE", OPTION_ARG_OPTIONAL,
      |   ^
inetd.c: In function 'main':
<command-line>: error: expected expression before '/' token
inetd.c:1955:33: note: in expansion of macro 'PATH_INETDCONF'
 1955 |       config_files[0] = newstr (PATH_INETDCONF);
      |                                 ^~~~~~~~~~~~~~
<command-line>: error: expected expression before '/' token
inetd.c:1956:33: note: in expansion of macro 'PATH_INETDDIR'
 1956 |       config_files[1] = newstr (PATH_INETDDIR);
      |                                 ^~~~~~~~~~~~~
make[2]: *** [Makefile:2440: inetd.o] Error 1


Note: dash 0.5.12 works as expected with inetutils. 


Greetings
Juergen