11 struct passwd *__getpwent_a(FILE *f, struct passwd *pw, char **line, size_t *size);
12 struct spwd *__getspent_a(FILE *f, struct spwd *sp, char **line, size_t *size);
13 struct group *__getgrent_a(FILE *f, struct group *gr, char **line, size_t *size, char ***mem, size_t *nmem);