H_ENTER
history(hist, &ev, H_ENTER, buf);
history(hist, &ev, continuation ? H_APPEND : H_ENTER, buf);
case H_ENTER:
(void)history(h, &ev, H_ENTER, line);
history(hist, &hev, H_ENTER, elline);
history(hist, &hev, H_ENTER, buf);
history(hist, &hev, H_ENTER, buf);
history(hl, &hev, H_ENTER, line);