diff options
Diffstat (limited to 'm4/putenv.m4')
| -rw-r--r-- | m4/putenv.m4 | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/m4/putenv.m4 b/m4/putenv.m4 index 0c4aebf4a..c1f444b2f 100644 --- a/m4/putenv.m4 +++ b/m4/putenv.m4 @@ -1,15 +1,10 @@ -#serial 1 +#serial 2 dnl From Jim Meyering. dnl dnl Check whether putenv ("FOO") removes FOO from the environment. dnl The putenv in libc on at least SunOS 4.1.4 does *not* do that. dnl -dnl If you use this macro in a package, you should -dnl add the following two lines to acconfig.h: -dnl /* Define to rpl_putenv if the replacement function should be used. */ -dnl #undef putenv -dnl AC_DEFUN(jm_FUNC_PUTENV, [AC_CACHE_CHECK([for SVID conformant putenv], jm_cv_func_svid_putenv, @@ -39,6 +34,7 @@ AC_DEFUN(jm_FUNC_PUTENV, ]) if test $jm_cv_func_svid_putenv = no; then LIBOBJS="$LIBOBJS putenv.o" - AC_DEFINE_UNQUOTED(putenv, rpl_putenv) + AC_DEFINE_UNQUOTED(putenv, rpl_putenv, + [Define to rpl_memcmp if the replacement function should be used.]) fi ]) |