Yet another useless patch from the category "we don't like warnings"  :-)
plain text document attachment (exsprite.c.diff)
--- exsprite.c.old	Mon Feb 14 06:56:20 2005
+++ exsprite.c	Sun Aug 28 12:40:30 2005
@@ -149,7 +149,7 @@
   /* create and clear a bitmap for sprite buffering, big
    * enough to hold the diagonal(sqrt(2)) when rotating */
-   sprite_buffer = create_bitmap(82 * sqrt(2) + 2, 82 * sqrt(2) + 2);
+   sprite_buffer = create_bitmap(82 * (int)sqrt(2) + 2, 82 * (int)sqrt(2) + 2);
   clear_bitmap(sprite_buffer);
   x = (sprite_buffer->w - 82) / 2;