$NetBSD: patch-aa,v 1.1.1.1 2005/05/19 13:03:56 minskim Exp $

--- fireSim.c.orig	2004-08-27 10:34:54.000000000 -0600
+++ fireSim.c
@@ -29,7 +29,9 @@
 
 #include "fireLib.h"
 
+#ifndef _MATH_H_
 #define INFINITY 999999999.     /* or close enough */
+#endif
 
 /* NOTE 1: Change these to modify map size & resolution. */
 static int    Rows   = 101;     /* Number of rows in each map. */