On Thu, 13 May 2004, David J. Stelte wrote: > I've searched the entire cygwin directory structure for another *as.exe, > but none can be found, so I'm convinced that the build process is not > producing a cross assembler. You need to build the assembler and loader found in binutils (downloaded separately): http://sources.redhat.com/binutils Building a cross compiler in cygwin should be pretty much the same as the build process in *nix: http://www.objsw.com/CrossGCC/FAQ-4.html Johnny.