diff --git a/ap/build/uClibc/libc/string/mempcpy.c b/ap/build/uClibc/libc/string/mempcpy.c
new file mode 100644
index 0000000..d1d752b
--- /dev/null
+++ b/ap/build/uClibc/libc/string/mempcpy.c
@@ -0,0 +1,33 @@
+/*
+ * 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
+
+#ifdef WANT_WIDE
+# define Wmempcpy wmempcpy
+#else
+# undef mempcpy
+# define Wmempcpy mempcpy
+#endif
+
+Wvoid *Wmempcpy(Wvoid * __restrict s1, const Wvoid * __restrict s2, size_t n)
+{
+	register Wchar *r1 = s1;
+	register const Wchar *r2 = s2;
+
+	while (n) {
+		*r1++ = *r2++;
+		--n;
+	}
+
+	return r1;
+}
+
+libc_hidden_weak(Wmempcpy)
+#endif