CODING_MODE_DIRECTION 3764 src/coding.c   		  coding->mode &= ~CODING_MODE_DIRECTION;
CODING_MODE_DIRECTION 3771 src/coding.c   		    coding->mode &= ~CODING_MODE_DIRECTION;
CODING_MODE_DIRECTION 3779 src/coding.c   		    coding->mode |= CODING_MODE_DIRECTION;