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-rw-r--r--sysdeps/s390/strlen-c.c32
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diff --git a/sysdeps/s390/strlen-c.c b/sysdeps/s390/strlen-c.c
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+++ b/sysdeps/s390/strlen-c.c
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+/* Default strlen implementation for S/390.
+   Copyright (C) 2015-2018 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/>.  */
+
+#include <ifunc-strlen.h>
+
+#if HAVE_STRLEN_C
+# if HAVE_STRLEN_IFUNC
+#  define STRLEN STRLEN_C
+#  if defined SHARED && IS_IN (libc)
+#   undef libc_hidden_builtin_def
+#   define libc_hidden_builtin_def(name)		\
+  __hidden_ver1 (__strlen_c, __GI_strlen, __strlen_c);
+#  endif
+# endif
+
+# include <string/strlen.c>
+#endif