VBLANK_INT
value |= VBLANK_INT;
value &= ~VBLANK_INT;
VBLANK_INT | FRAME_END_INT;
value = SD3_BUCKET_WALK_DONE_INT | HEAD_UF_INT | VBLANK_INT |
value = VBLANK_INT | WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT |
if (status & VBLANK_INT) {