diff -r 000000000000 -r 6474c204b198 nsprpub/lib/libc/src/strpbrk.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nsprpub/lib/libc/src/strpbrk.c	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,68 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "plstr.h"
+#include <string.h>
+
+PR_IMPLEMENT(char *)
+PL_strpbrk(const char *s, const char *list)
+{
+    if( ((const char *)0 == s) || ((const char *)0 == list) ) return (char *)0;
+
+    return strpbrk(s, list);
+}
+
+PR_IMPLEMENT(char *)
+PL_strprbrk(const char *s, const char *list)
+{
+    const char *p;
+    const char *r;
+
+    if( ((const char *)0 == s) || ((const char *)0 == list) ) return (char *)0;
+
+    for( r = s; *r; r++ )
+        ;
+
+    for( r--; r >= s; r-- )
+        for( p = list; *p; p++ )
+            if( *r == *p )
+                return (char *)r;
+
+    return (char *)0;
+}
+
+PR_IMPLEMENT(char *)
+PL_strnpbrk(const char *s, const char *list, PRUint32 max)
+{
+    const char *p;
+
+    if( ((const char *)0 == s) || ((const char *)0 == list) ) return (char *)0;
+
+    for( ; max && *s; s++, max-- )
+        for( p = list; *p; p++ )
+            if( *s == *p )
+                return (char *)s;
+
+    return (char *)0;
+}
+
+PR_IMPLEMENT(char *)
+PL_strnprbrk(const char *s, const char *list, PRUint32 max)
+{
+    const char *p;
+    const char *r;
+
+    if( ((const char *)0 == s) || ((const char *)0 == list) ) return (char *)0;
+
+    for( r = s; max && *r; r++, max-- )
+        ;
+
+    for( r--; r >= s; r-- )
+        for( p = list; *p; p++ )
+            if( *r == *p )
+                return (char *)r;
+
+    return (char *)0;
+}