From: "Matthew Smith" <matt AT the-good-stuff DOT freeserve DOT co DOT uk>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: winmgr.h rsxntdj
Date: Thu, 16 Aug 2001 12:50:56 +0100
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To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

behind every header file is a great library ;)

you need to compile the Allegro, AllegroGL and MESA libraries and link
your code with them if you want the header files to do anything.