182 #define	EAT(c)	((SEE(c)) ? (NEXT(), 1) : 0)  macro
184 #define	EATSPEC(a)	(p->bre ? EATTWO('\\', a) : EAT(a))
588 		if (EAT(',')) {  in p_ere_exp()
597 		if (!EAT('}')) {	/* error heuristics */  in p_ere_exp()
731 	if (EAT('^')) {  in p_bre_pre_parse()
946 	if (EAT('*')) {		/* implemented as +? */  in p_simp_re()
962 		if (EAT(',')) {  in p_simp_re()
1031 	if (EAT('^'))  in p_bracket()
1033 	if (EAT(']'))  in p_bracket()
1035 	else if (EAT('-'))  in p_bracket()
1039 	if (EAT('-'))  in p_bracket()
1124 			if (EAT('-'))