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diff --git a/sysdeps/unix/bsd/ultrix4/mips/start.S b/sysdeps/unix/bsd/ultrix4/mips/start.S
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+/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
+   Contributed by Brendan Kehoe (brendan@zen.org).
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <sysdep.h>
+
+#ifndef HAVE_WEAK_SYMBOLS
+#define __environ environ
+#else
+weak_alias (__environ, environ)
+#endif
+
+.comm __environ,	4
+.comm errno,		4
+
+ENTRY(__start)
+  .set noreorder
+
+  /* The first thing on the stack is argc.  */
+  lw s0, 0(sp)
+  nop
+
+  /* Set up the global pointer.  */
+  la gp, _gp
+
+  /* Then set up argv.  */
+  addiu s1, sp, 4
+
+  /* To compute where envp is, first we have to jump ahead four
+     bytes from what argv was.  This will bring us ahead, so we don't
+     need to compute the NULL at the end of argv later.  */
+  addiu v1, s1, 4
+
+  /* Now, compute the space to skip given the number of arguments
+     we've got.  We do this by multiplying argc by 4.  */
+  sll v0, s0, 2
+
+  /* Now, add (argv+4) with the space to skip...that's envp.  */
+  addu s2, v1, v0
+
+  /* __environ = envp; */
+  sw s2, __environ
+
+  addiu sp, sp, -24
+
+  /* __libc_init (argc, argv, envp); */
+  move a0, s0
+  move a1, s1
+  jal __libc_init
+  move a2, s2
+
+  /* errno = 0; */
+  sw zero, errno
+
+  /* exit (main (argc, argv, envp)); */
+  move a0, s0
+  move a1, s1
+  jal main
+  move a2, s2
+
+  /* Make the value returned by main be the argument to exit.  */
+  jal exit
+  move a0, v0