EISD_L_SECSIZE
isize = (header[isd+EISD_L_SECSIZE+3]*0x1000000 +
header[isd+EISD_L_SECSIZE+2]*0x10000 +
header[isd+EISD_L_SECSIZE+1]*0x100 +
header[isd+EISD_L_SECSIZE]);
mopFilePutLX(header, 0xd4 + EISD_L_SECSIZE, i, 4);