--- misc/gettext-0.18.1.1/gettext-tools/configure	2010-06-06 22:12:20.000000000 +0200
+++ misc/build/gettext-0.18.1.1/gettext-tools/configure	2011-08-12 22:46:06.000000000 +0200
@@ -40606,7 +40606,9 @@
 #include <stdlib.h>
 #include <string.h> /* for strcpy */
 /* The stpncpy prototype is missing in <string.h> on AIX 4.  */
+#if !defined stpncpy /* see <https://savannah.gnu.org/bugs/index.php?33999> */
 extern char *stpncpy (char *dest, const char *src, size_t n);
+#endif
 int main () {
   const char *src = "Hello";
   char dest[10];