commit d3c827e7c8208afeaed880cf8cf2515c86d10f17
Author: Andreas Krebbel <krebbel@linux.vnet.ibm.com>
Date:   Fri Sep 19 11:26:31 2014 +0200

    stdlib/longlong.h: Add __udiv_w_sdiv prototype.

Index: b/stdlib/longlong.h
===================================================================
--- a/stdlib/longlong.h
+++ b/stdlib/longlong.h
@@ -1642,7 +1642,8 @@ extern UHItype __stormy16_count_leading_
 #if !defined (udiv_qrnnd) && defined (sdiv_qrnnd)
 #define udiv_qrnnd(q, r, nh, nl, d) \
   do {									\
-    USItype __r;							\
+    extern UWtype __udiv_w_sdiv (UWtype *, UWtype, UWtype, UWtype);	\
+    UWtype __r;								\
     (q) = __udiv_w_sdiv (&__r, nh, nl, d);				\
     (r) = __r;								\
   } while (0)