CODING_MODE_DIRECTION 3770 src/coding.c   		  coding->mode &= ~CODING_MODE_DIRECTION;
CODING_MODE_DIRECTION 3777 src/coding.c   		    coding->mode &= ~CODING_MODE_DIRECTION;
CODING_MODE_DIRECTION 3785 src/coding.c   		    coding->mode |= CODING_MODE_DIRECTION;