$NetBSD: patch-aj,v 1.3 2010/05/08 16:53:06 tez Exp $

--- hacks/fireworkx.c.orig	Mon Mar 22 14:35:24 2010
+++ hacks/fireworkx.c	Mon Mar 22 14:36:56 2010
@@ -231,7 +231,11 @@
   f++;
   s += f->flash/(1+(f->cx - x)*(f->cx - x)+(f->cy - y)*(f->cy - y));
 
+#ifdef HAVE_SQRTF
   l = sqrtf(s);
+#else
+  l = sqrt(s);
+#endif
 
   t = l + sim[0];
   dim[0] = (t > 255 ? 255 : t);