avoid null pointer on machine check printf's

[unix-history] / usr / src / include / grp.h

/*
 * Copyright (c) 1988 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *	@(#)grp.h	4.2 (Berkeley) %G%
 */

struct group {
	char	*gr_name;
	char	*gr_passwd;
	int	gr_gid;
	char	**gr_mem;
};

struct group *getgrent();
struct group *getgrgid();
struct group *getgrnam();
int setgrent();
void endgrent();
void setgrfile();