ACB_F_MSG_START_BGRB
if (acb->acb_flags & ACB_F_MSG_START_BGRB) {
acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
acb->acb_flags |= ACB_F_MSG_START_BGRB;
acb->acb_flags |= ACB_F_MSG_START_BGRB;
acb->acb_flags |= ACB_F_MSG_START_BGRB;