diff --git a/ap/libc/glibc/glibc-2.23/stdlib/strtoull.c b/ap/libc/glibc/glibc-2.23/stdlib/strtoull.c
new file mode 100644
index 0000000..56905c1
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/stdlib/strtoull.c
@@ -0,0 +1,33 @@
+/* Function to parse an `unsigned long long int' from text.
+   Copyright (C) 1995-2016 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#define	QUAD	1
+
+#include <strtoul.c>
+
+#ifdef _LIBC
+# ifdef SHARED
+#  include <shlib-compat.h>
+
+#  if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
+compat_symbol (libc, __strtoull_internal, __strtouq_internal, GLIBC_2_0);
+#  endif
+
+# endif
+weak_alias (strtoull, strtouq)
+#endif