Ludwig's 1st diff: Some 64bit fixes for x86_64. Also fixes Makefile build.

code/renderer/tr_bsp.c

@@ -328,7 +328,7 @@ static void ParseFace( dsurface_t *ds, drawVert_t *verts, msurface_t *surf, int
 	numIndexes = LittleLong( ds->numIndexes );
 
 	// create the srfSurfaceFace_t
-	sfaceSize = ( int ) &((srfSurfaceFace_t *)0)->points[numPoints];
+	sfaceSize = ( size_t ) &((srfSurfaceFace_t *)0)->points[numPoints];
 	ofsIndexes = sfaceSize;
 	sfaceSize += sizeof( int ) * numIndexes;