Q931E_MISSING_CB  197 src/isdn/Q931.c 	return Q931E_MISSING_CB;
Q931E_MISSING_CB  424 src/isdn/Q931.c 	return Q931E_MISSING_CB;	
Q931E_MISSING_CB  502 src/isdn/Q931.c 			RetCode = Q931E_MISSING_CB;