look              824 ext/ereg/regex/engine.c 	register sopno look;
look              899 ext/ereg/regex/engine.c 				for (look = 1;
look              900 ext/ereg/regex/engine.c 						OP(s = g->strip[pc+look]) != O_CH;
look              901 ext/ereg/regex/engine.c 						look += OPND(s))
look              903 ext/ereg/regex/engine.c 				FWD(aft, aft, look);