R_PREV
case R_PREV:
case R_PREV:
case R_PREV: /* Previous record. */
case R_PREV:
nflags = recurse ? R_RPREV : R_PREV;
if (!strcmp(s, "R_PREV")) return R_PREV;
case R_PREV: return "R_PREV";
rflag ? R_NEXT : R_PREV);