diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 1bbb559..81de0d4 100644 --- a/configure.in +++ b/configure.in @@ -2696,6 +2696,15 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ [AC_MSG_RESULT(no) ]) +AC_MSG_CHECKING(for broken unsetenv) +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +#include <stdlib.h> +]], [[int res = unsetenv("DUMMY")]])], + [AC_MSG_RESULT(no)], + [AC_DEFINE(HAVE_BROKEN_UNSETENV, 1, Define if `unsetenv` does not return an int.) + AC_MSG_RESULT(yes) +]) + dnl check for true AC_CHECK_PROGS(TRUE, true, /bin/true) |