Sorry, I had missed this. On 02/05/12 21:01, Ray Holme wrote: > Angel, > > I could not find pexports (except on the net) but I did find dumpbin. I ran it against the two libraries like > dumpbin/EXPORTS fbclient_ms.lib .... > > It printed out a list of routines that are in the library, but NO information about how they are declared. > The originator's own include files imply to use "__stdcall", but I am at a loss here as I am out of my element (Unix and therefore "ar"). No, it doesn't provide the call convention. I just expected the output of the function name, if it had some prefixes or suffixes (they may be added to give hints about the call convention). On 03/05/12 18:35, Ray Holme wrote: > I may have found the problem here, but I am in Microsoft land and am not sure of myself. > > It would appear that the version of gcc that I installed is 32 bit - the name is MINGW32. > > It would appear that the version of the firebird software is 64 bit so the libraries are 64 bit. > > This is probably why the link does not deal well with the libraries. > > In Unix I could be sure as I could say "file gcc.exe" .... > > I will make sure that the two are compabible and try again. > > Very confused - if anyone can tell me the MS equivalent of Unix/Linux "file", that would help a lot. > > Ray One way would be to copy the files to a Unix machine and run file there. Another would be to get a version of file compiled for windows, such as http://gnuwin32.sourceforge.net/packages/file.htm