http://www.perlmonks.org?node_id=109650


in reply to Re: nmake-ing Compress::Bzip2 in Win32 errors fatally
in thread nmake-ing Compress::Bzip2 in Win32 errors fatally

So you have a libbz2.lib (an import lib) to go with your DLL? Note that the linker doesn't care about your DLL for symbol resolution; it needs an import lib.