Cinema 4d b3d export source code

ftp://ftp.maxon.net/pub/sdk/91/b3dformat.zip

can anyone do anything with this (its of the maxon site) by any chance doent make any sence to me ? id love a working blitz exporter for cinema 4d

Pete

sorry this link is not b3d (blitz 3d format) its for b3d ( body paint native format) my hopes are gone :O(