1#define _GNU_SOURCE
2#include "pwf.h"
3
4struct group* fgetgrent(FILE* f) {
5    static char *line, **mem;
6    static struct group gr;
7    struct group* res;
8    size_t size = 0, nmem = 0;
9    __getgrent_a(f, &gr, &line, &size, &mem, &nmem, &res);
10    return res;
11}
12