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-rw-r--r--m4/check-libc.m43
1 files changed, 2 insertions, 1 deletions
diff --git a/m4/check-libc.m4 b/m4/check-libc.m4
index 68a4f88..dc8d6bd 100644
--- a/m4/check-libc.m4
+++ b/m4/check-libc.m4
@@ -11,7 +11,7 @@ AC_CHECK_FUNCS([asprintf freezero memmem])
 AC_CHECK_FUNCS([readpassphrase reallocarray recallocarray])
 AC_CHECK_FUNCS([strlcat strlcpy strndup strnlen strsep strtonum])
 AC_CHECK_FUNCS([timegm _mkgmtime timespecsub])
-AC_CHECK_FUNCS([getprogname syslog syslog_r])
+AC_CHECK_FUNCS([getopt getprogname syslog syslog_r])
 AC_CACHE_CHECK([for getpagesize], ac_cv_func_getpagesize, [
 	AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 #include <unistd.h>
@@ -25,6 +25,7 @@ AC_CACHE_CHECK([for getpagesize], ac_cv_func_getpagesize, [
 AM_CONDITIONAL([HAVE_ASPRINTF], [test "x$ac_cv_func_asprintf" = xyes])
 AM_CONDITIONAL([HAVE_FREEZERO], [test "x$ac_cv_func_freezero" = xyes])
 AM_CONDITIONAL([HAVE_GETPAGESIZE], [test "x$ac_cv_func_getpagesize" = xyes])
+AM_CONDITIONAL([HAVE_GETOPT], [test "x$ac_cv_func_getopt" = xyes])
 AM_CONDITIONAL([HAVE_MEMMEM], [test "x$ac_cv_func_memmem" = xyes])
 AM_CONDITIONAL([HAVE_READPASSPHRASE], [test "x$ac_cv_func_readpassphrase" = xyes])
 AM_CONDITIONAL([HAVE_REALLOCARRAY], [test "x$ac_cv_func_reallocarray" = xyes])