el_get
int el_get(EditLine *, int, ...);
el_get(e, EL_GETTC, "li", rows);
el_get(e, EL_GETTC, "co", cols);
el_get(e, EL_TERMINAL, &rl_terminal_name);
if ((el_get(el, EL_EDITMODE, &editmode) != -1) && editmode == 0)
if (el_get(el, EL_EDITOR, &mode) == -1)