On Thursday, February 21, 2002, at 06:56 , Steve Spicklemire wrote: > Er.... any idea how I find out what library needs to be added? I think that they are C++ library functions. If you are using gcc to compile the extension, you may need to add libstdc++ ("-lstdc++"). It seems that for some reason gcc didn't do this automatically, could be due to your file extension. Marcel