Well the first thing you need is a decent compiler for the modern age (and compatible with your operating system).
Unlike darth vader, this sad devotion to the ancient ways does NOT confer such users with special magical powers.
Pick one of these, all are used by the regulars, so there is no shortage of help.
Microsoft Express Downloads - Visual Studio Express and SQL Server Express
smorgasbordet - Pelles C
Code::Blocks
Oh, and you need to make sure ALL your .c files are added to the project, not just the one containing main().
