read_string
read_string(hunger_str, fp, sizeof hunger_str);
read_string(login_name, fp, sizeof login_name);
read_string(id_table[i].title, fp, MAX_ID_TITLE_LEN);
static void read_string(char *, FILE *, size_t);
read_string(kd_kern, current_nl[X_VERSION].n_value, vers,
read_string(kd_dump, dump_nl[X_VERSION].n_value, core_vers,
free(read_string(&bmachine.readstack[bmachine.readsp]));
push_string(read_string(&bmachine.readstack[bmachine.readsp]));
char *read_string(struct source *);