SEC_P01
fd->sc_part = SEC_P01;
block += (fd->sc_part == SEC_P01) ? 1 : 0;
block += (fd->sc_part == SEC_P01) ? 1 : 0;
+ (fd->sc_part & SEC_P01 ? FDC_BSIZE : 0),
+ (fd->sc_part & SEC_P01 ? FDC_BSIZE : 0),