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diff --git a/lib/waitpid.c b/lib/waitpid.c
deleted file mode 100644
index eab9430..0000000
--- a/lib/waitpid.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/* Emulate waitpid on systems that just have wait.
-   Copyright 1994, 1995, 1998, 1999, 2007 Free Software Foundation, Inc.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 3, or (at your option)
-   any later version.
-
-   This program 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 General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; see the file COPYING.
-   If not, write to the Free Software Foundation, 
-   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
-
-#if HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include <errno.h>
-#ifndef errno
-extern int errno;
-#endif
-
-#define WAITPID_CHILDREN 8
-static pid_t waited_pid[WAITPID_CHILDREN];
-static int waited_status[WAITPID_CHILDREN];
-
-pid_t
-waitpid (pid_t pid, int *stat_loc, int options)
-{
-  int i;
-  pid_t p;
-
-  if (!options && (pid == -1 || 0 < pid))
-    {
-      /* If we have already waited for this child, return it immediately.  */
-      for (i = 0;  i < WAITPID_CHILDREN;  i++)
-	{
-	  p = waited_pid[i];
-	  if (p && (p == pid || pid == -1))
-	    {
-	      waited_pid[i] = 0;
-	      goto success;
-	    }
-	}
-
-      /* The child has not returned yet; wait for it, accumulating status.  */
-      for (i = 0;  i < WAITPID_CHILDREN;  i++)
-	if (! waited_pid[i])
-	  {
-	    p = wait (&waited_status[i]);
-	    if (p < 0)
-	      return p;
-	    if (p == pid || pid == -1)
-	      goto success;
-	    waited_pid[i] = p;
-	  }
-    }
-
-  /* We cannot emulate this wait call, e.g. because of too many children.  */
-  errno = EINVAL;
-  return -1;
-
-success:
-  if (stat_loc)
-    *stat_loc = waited_status[i];
-  return p;
-}