el_parse
} else if (el_parse(el, ac, av) == -1) {
int el_parse(EditLine *, int, const char **);
argc = el_parse(e, argc, argv);
if (el_parse(elptr, cmd_argc, (const char **)cmd_argv) != -1)
el_parse(el, margc, (const char **)margv) != 0)