OBACK_            166 ereg/regex/debug.c 		case OBACK_:
OBACK_            287 ereg/regex/engine.c 		case OBACK_:
OBACK_            525 ereg/regex/engine.c 	case OBACK_:		/* the vilest depths */
OBACK_            864 ereg/regex/engine.c 		case OBACK_:		/* ignored here */
OBACK_            507 ereg/regex/regcomp.c 			EMIT(OBACK_, i);