From 55301b70dc372947b22fea96d4ed9444e36e7efe Mon Sep 17 00:00:00 2001
From: Simon Robertshaw <simon@hardwired.org.uk>
Date: Fri, 22 Apr 2011 17:06:44 +0100
Subject: Forgot something for gravity


diff --git a/includes/defines.h b/includes/defines.h
index 2aed702..88997b0 100644
--- a/includes/defines.h
+++ b/includes/defines.h
@@ -21,6 +21,9 @@
 #ifndef M_PI
 #define M_PI 3.14159265f
 #endif
+#ifndef M_GRAV
+#define M_GRAV 6.67300e-1
+#endif
 
 #define IMGCONNS 3
 #define TIMEOUT 100
--
cgit v0.9.2-21-gd62e