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-rw-r--r--lib/autoconf/headers.m42
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/autoconf/headers.m4 b/lib/autoconf/headers.m4
index 21b37197..3b97a185 100644
--- a/lib/autoconf/headers.m4
+++ b/lib/autoconf/headers.m4
@@ -776,7 +776,7 @@ AU_DEFUN([AC_USG],
[# Obsolete code to be removed.
AC_MSG_CHECKING([for BSD string and memory functions])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[@%:@include <strings.h>]],
- [[rindex(0, 0); bzero(0, 0);]])],
+ [[rindex("", 0); bzero(0, 0);]])],
[AC_MSG_RESULT(yes)],
[AC_MSG_RESULT(no)
AC_DEFINE(USG, 1,