O_ACCMODE          20 fs/namei.c     #define ACC_MODE(x) ("\000\004\002\006"[(x)&O_ACCMODE])
O_ACCMODE         368 fs/open.c      	f->f_mode = (flag+1) & O_ACCMODE;
O_ACCMODE         315 kernel/blk_drv/scsi/st.c     scsi_tapes[dev].write_prot = ((flags & O_ACCMODE) == O_RDONLY);