H_ENTER
history(hi, &ev, H_ENTER, h);
history(hi, &ev, H_ENTER, h);
history(hist, &he, H_ENTER, s);
history(hist, &he, whichprompt != 2 ? H_ENTER : H_APPEND,
history(hist, &ev, H_ENTER, buf);
history(hist, &ev, continuation ? H_APPEND : H_ENTER, buf);
history_w(hist, &ev, continuation ? H_APPEND : H_ENTER, line);
case H_ENTER:
if (history(h, &ev, H_ENTER, line) == -1)
history(hist, &he, H_ENTER, elline);
history(hist, &he, H_ENTER, elline);
history(hist, &ev, H_ENTER, buf);
if (*p && history(em->hist, &ev, H_ENTER, line) == 0)
history(hist, &he, H_ENTER, el);
history(hist, &he, H_ENTER, elline);