BITMAP_BIT        696 gc.c           #define MARKED_IN_BITMAP(bits, p)    ((bits)[BITMAP_INDEX(p)] & BITMAP_BIT(p))
BITMAP_BIT        697 gc.c           #define MARK_IN_BITMAP(bits, p)      ((bits)[BITMAP_INDEX(p)] = (bits)[BITMAP_INDEX(p)] | BITMAP_BIT(p))
BITMAP_BIT        698 gc.c           #define CLEAR_IN_BITMAP(bits, p)     ((bits)[BITMAP_INDEX(p)] = (bits)[BITMAP_INDEX(p)] & ~BITMAP_BIT(p))
BITMAP_BIT       3417 gc.c               bits[BITMAP_INDEX(p)] |= BITMAP_BIT(p)-1;
BITMAP_BIT       3418 gc.c               bits[BITMAP_INDEX(pend)] |= ~(BITMAP_BIT(pend) - 1);