The
number of bytes that the compound-file element will occupy in memory after
it has been decompressed by the decompression code associated with compression
technique, ulCompressTech field of MMCTOCENTRY. If the ulCompressTech
field is 0, the compound-file element is not compressed, and the ulUncompressBytes
field of MMCTOCENTRY equals the ulSize field of MMCTOCENTRY,
the file size of the compound-file element.