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Add setenv, unsetenv.
[gnulib.git]
/
m4
/
malloc.m4
diff --git
a/m4/malloc.m4
b/m4/malloc.m4
index
bb60947
..
cb5cff3
100644
(file)
--- a/
m4/malloc.m4
+++ b/
m4/malloc.m4
@@
-1,4
+1,4
@@
-#serial
5
+#serial
6
dnl From Jim Meyering.
dnl Determine whether malloc accepts 0 as its argument.
dnl From Jim Meyering.
dnl Determine whether malloc accepts 0 as its argument.
@@
-12,7
+12,8
@@
AC_DEFUN([jm_FUNC_MALLOC],
AC_DEFINE(HAVE_DONE_WORKING_MALLOC_CHECK, 1,
[Define if the malloc check has been performed. ])
AC_DEFINE(HAVE_DONE_WORKING_MALLOC_CHECK, 1,
[Define if the malloc check has been performed. ])
- AC_CACHE_CHECK([for working malloc], jm_cv_func_working_malloc,
+ AC_CACHE_CHECK([whether malloc(0) returns a non-NULL pointer],
+ jm_cv_func_working_malloc,
[AC_TRY_RUN([
char *malloc ();
int
[AC_TRY_RUN([
char *malloc ();
int
@@
-23,7
+24,7
@@
AC_DEFUN([jm_FUNC_MALLOC],
],
jm_cv_func_working_malloc=yes,
jm_cv_func_working_malloc=no,
],
jm_cv_func_working_malloc=yes,
jm_cv_func_working_malloc=no,
- dnl When crosscompiling, assume malloc
is broken
.
+ dnl When crosscompiling, assume malloc
(0) returns NULL
.
jm_cv_func_working_malloc=no)
])
if test $jm_cv_func_working_malloc = no; then
jm_cv_func_working_malloc=no)
])
if test $jm_cv_func_working_malloc = no; then