[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/libc/string/memrchr.c b/ap/build/uClibc/libc/string/memrchr.c
new file mode 100644
index 0000000..60211f8
--- /dev/null
+++ b/ap/build/uClibc/libc/string/memrchr.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2002     Manuel Novoa III
+ * Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org>
+ *
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+
+#include "_string.h"
+
+#ifdef __USE_GNU
+void *memrchr(const void *s, int c, size_t n)
+{
+	register const unsigned char *r;
+
+	r = ((unsigned char *)s) + ((size_t) n);
+
+	while (n) {
+		if (*--r == ((unsigned char)c)) {
+			return (void *) r;	/* silence the warning */
+		}
+		--n;
+	}
+
+	return NULL;
+}
+
+libc_hidden_def(memrchr)
+#endif