CHECKCASE       1406 src/bregex.c   	   CHECKCASE(i);th1^=XOR1;ot1^=XOR1;thiss=other;other=code;
CHECKCASE       1466 src/bregex.c   		    i= *(str=jstr);CHECKCASE(i);	     /* load and run */
CHECKCASE       1494 src/bregex.c   		       CHECKCASE(i);
CHECKCASE       1713 src/bregex.c   		    CHECKCASE(i);