Delete bundled copy of NSS and replace with README.

nspr/lib/libc/src/strcat.c

-/* -*- 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_strcat(char *dest, const char *src)
-{
-    if( ((char *)0 == dest) || ((const char *)0 == src) )
-        return dest;
-
-    return strcat(dest, src);
-}
-
-PR_IMPLEMENT(char *)
-PL_strncat(char *dest, const char *src, PRUint32 max)
-{
-    char *rv;
-
-    if( ((char *)0 == dest) || ((const char *)0 == src) || (0 == max) )
-        return dest;
-
-    for( rv = dest; *dest; dest++ )
-        ;
-
-    (void)PL_strncpy(dest, src, max);
-    return rv;
-}
-
-PR_IMPLEMENT(char *)
-PL_strcatn(char *dest, PRUint32 max, const char *src)
-{
-    char *rv;
-    PRUint32 dl;
-
-    if( ((char *)0 == dest) || ((const char *)0 == src) )
-        return dest;
-
-    for( rv = dest, dl = 0; *dest; dest++, dl++ )
-        ;
-
-    if( max <= dl ) return rv;
-    (void)PL_strncpyz(dest, src, max-dl);
-
-    return rv;
-}