/* getusershell.c -- Return names of valid user shells.
- Copyright (C) 1991, 1997, 2000, 2001, 2003, 2004, 2005, 2006 Free
+ Copyright (C) 1991, 1997, 2000, 2001, 2003, 2004, 2005, 2006, 2008 Free
Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
#include <config.h>
+/* Specification. */
+#include <unistd.h>
+
#ifndef SHELLS_FILE
# ifndef __DJGPP__
/* File containing a list of nonrestricted shells, one per line. */