#ifndef __GRP_H #define __GRP_H #include <sys/types.h> #include <features.h> #include <stdio.h> /* The group structure */ struct group { char *gr_name; /* Group name. */ char *gr_passwd; /* Password. */ gid_t gr_gid; /* Group ID. */ char **gr_mem; /* Member list. */ }; extern void setgrent __P ((void)); extern void endgrent __P ((void)); extern struct group * getgrent __P ((void)); extern struct group * getgrgid __P ((__const gid_t gid)); extern struct group * getgrnam __P ((__const char * name)); extern struct group * fgetgrent __P ((FILE * file)); extern int setgroups __P ((size_t n, __const gid_t * groups)); extern int initgroups __P ((__const char * user, gid_t gid)); #ifdef _LIBC extern struct group * __getgrent __P ((int grp_fd)); #endif #endif /* _GRP_H */