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diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/sh/vfork.S b/REORG.TODO/sysdeps/unix/sysv/linux/sh/vfork.S
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+/* Copyright (C) 2004-2017 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 <sysdep.h>
+#define _ERRNO_H 1
+#include <bits/errno.h>
+#include <tcb-offsets.h>
+
+/* Clone the calling process, but without copying the whole address space.
+ The calling process is suspended until the new process exits or is
+ replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
+ and the process ID of the new process to the old process. */
+
+ENTRY (__libc_vfork)
+
+ mov.w .L1, r3
+ trapa #0x10
+ mov r0, r1
+
+ mov #-12, r2
+ shad r2, r1
+ not r1, r1 // r1=0 means r0 = -1 to -4095
+ tst r1, r1 // i.e. error in linux
+ bf .Lpseudo_end
+ SYSCALL_ERROR_HANDLER
+.Lpseudo_end:
+ rts
+ nop
+.L1:
+ .word __NR_vfork
+ .align 2
+PSEUDO_END (__libc_vfork)
+
+#if IS_IN (libc)
+weak_alias (__libc_vfork, vfork)
+strong_alias (__libc_vfork, __vfork)
+libc_hidden_def (__vfork)
+#endif