#define _GNU_SOURCE
#include "pwf.h"

struct group* fgetgrent(FILE* f) {
    static char *line, **mem;
    static struct group gr;
    struct group* res;
    size_t size = 0, nmem = 0;
    __getgrent_a(f, &gr, &line, &size, &mem, &nmem, &res);
    return res;
}