-# stpncpy.m4 serial 11
+# stpncpy.m4 serial 12
dnl Copyright (C) 2002-2003, 2005-2007, 2009-2010 Free Software Foundation,
dnl Inc.
dnl This file is free software; the Free Software Foundation
dnl in AIX: dest + max(0,n-1)
dnl Only the glibc return value is useful in practice.
+ AC_CHECK_DECLS_ONCE([stpncpy])
AC_CHECK_FUNCS_ONCE([stpncpy])
if test $ac_cv_func_stpncpy = yes; then
AC_CACHE_CHECK([for working stpncpy], [gl_cv_func_stpncpy], [
#include <stdlib.h>
#include <string.h> /* for strcpy */
/* The stpncpy prototype is missing in <string.h> on AIX 4. */
+#if !HAVE_DECL_STPNCPY
extern char *stpncpy (char *dest, const char *src, size_t n);
+#endif
int main () {
const char *src = "Hello";
char dest[10];