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#ifndef _GRP_H #define _GRP_H #include <sys/cdefs.h> #include <sys/types.h> struct group { char *gr_name; /* Group name. */ char *gr_passwd; /* Password. */ gid_t gr_gid; /* Group ID. */ char **gr_mem; /* Member list. */ }; extern struct passwd *getgrgid (uid_t __uid) __THROW; extern struct passwd *getgrnam (const char *__name) __THROW; #endif