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