examples/org.eclipse.ocl.examples.build/lpgexe/Readme.txt

These files copied from lpg.cvs.sourceforge.net /cvsroot/lpg/lpg.generator.win32_x86 etc Tag v2_0_17 

lpg-win32_x86_64 is a straight copy of lpg-win32_x86 to provide a target for the Eclipse tarcget-arch naming policy.