CLIP_SPAN         413 src/lib/polygon.c    CLIP_SPAN(clx, clrx, poly->lx, a_a + poly->rx);			\
CLIP_SPAN         416 src/lib/polygon.c    CLIP_SPAN(cly, clby, poly->ty, poly->by);				\
CLIP_SPAN         680 src/lib/polygon.c                      CLIP_SPAN(lx, rx, clx, clrx);
CLIP_SPAN         704 src/lib/polygon.c         CLIP_SPAN(x0, x1, clx, clrx);
CLIP_SPAN        1006 src/lib/polygon.c                      CLIP_SPAN(lx, rx, clx, clrx);
CLIP_SPAN        1030 src/lib/polygon.c         CLIP_SPAN(x0, x1, clx, clrx);
CLIP_SPAN        1279 src/lib/polygon.c                      CLIP_SPAN(lx, rx, clx, clrx);
CLIP_SPAN        1373 src/lib/polygon.c                      CLIP_SPAN(lx, rx, clx, clrx);
CLIP_SPAN        1391 src/lib/polygon.c              CLIP_SPAN(lx, rx, clx, clrx);
CLIP_SPAN        1406 src/lib/polygon.c         CLIP_SPAN(x0, x1, clx, clrx);
CLIP_SPAN        1628 src/lib/polygon.c                      CLIP_SPAN(lx, rx, clx, clrx);
CLIP_SPAN        1752 src/lib/polygon.c                      CLIP_SPAN(lx, rx, clx, clrx);
CLIP_SPAN        1770 src/lib/polygon.c              CLIP_SPAN(lx, rx, clx, clrx);
CLIP_SPAN        1785 src/lib/polygon.c         CLIP_SPAN(x0, x1, clx, clrx);