sh: remove duplicate code

libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch

@@ -13,7 +13,7 @@ libpthread_linux_arch_SSRC = pthread_once.S pthread_rwlock_wrlock.S \
 			sem_post.S sem_timedwait.S sem_trywait.S sem_wait.S
 
 libc_linux_arch_CSRC = fork.c
-libc_linux_arch_SSRC = libc-lowlevellock.S clone.S vfork.S
+libc_linux_arch_SSRC = clone.S vfork.S
 
 ASFLAGS += -DUSE___THREAD
 

libpthread/nptl/sysdeps/unix/sysv/linux/sh/libc-lowlevellock.S

@@ -1,18 +0,0 @@
-/* Copyright (C) 2003, 2007 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 "lowlevellock.S"