usr/src/include/grp.h

/*-
 * Copyright (c) 1989 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)grp.h       5.3 (Berkeley) %G%
 */

#ifndef _POSIX_SOURCE
#define _PATH_GROUP             "/etc/group"
#endif

struct group {
        char    *gr_name;               /* group name */
        char    *gr_passwd;             /* group password */
        int     gr_gid;                 /* group id */
        char    **gr_mem;               /* group members */
};

#include <sys/cdefs.h>

__BEGIN_DECLS
struct group *getgrgid __P((gid_t));
struct group *getgrnam __P((const char *));
#ifndef _POSIX_SOURCE
struct group *getgrent __P((void));
int setgrent __P((void));
void endgrent __P((void));
void setgrfile __P((const char *));
int setgroupent __P((int));
#endif
__END_DECLS