Hi Eljay, Thanks for all the help these days :) I've been spoiled with windows too long. The tool they're using appears to just be concat32.exe. It looks like it literally just appends the files. Would GCC object files require ar, or would any program do. Yamin Quoting Eljay Love-Jensen <eljay@xxxxxxxxx>: > Hi Yamin, > > That's an excellent idea. > > The concatentation tool is called "ar". A concatenated file is called an > "archive". In Unix, they usually have a ".a" extension. > > The ar program creates, modifies, and extracts from archives. > > --Eljay > > ---------------------------------------- This mail sent through www.mywaterloo.ca