-extern void radeonSetCliprects( radeonContextPtr rmesa );
-extern void radeonRecalcScissorRects( radeonContextPtr rmesa );
-extern void radeonUpdateViewportOffset( GLcontext *ctx );
-extern void radeonUpdateWindow( GLcontext *ctx );
-extern void radeonUpdateDrawBuffer( GLcontext *ctx );
-extern void radeonUploadTexMatrix( radeonContextPtr rmesa,
+extern void radeonUpdateViewportOffset( struct gl_context *ctx );
+extern void radeonUpdateWindow( struct gl_context *ctx );
+extern void radeonUpdateDrawBuffer( struct gl_context *ctx );
+extern void radeonUploadTexMatrix( r100ContextPtr rmesa,