$NetBSD: patch-ag,v 1.2 2011/08/05 18:21:13 wiz Exp $

Try to fix stricter GCC 3.4 template handling.

--- libvideogfx/graphics/datatypes/primitives.hh.orig	2006-01-15 20:26:10.000000000 +0000
+++ libvideogfx/graphics/datatypes/primitives.hh
@@ -35,6 +35,8 @@
 #ifndef LIBVIDEOGFX_GRAPHICS_DATATYPES_PRIMITIVES_HH
 #define LIBVIDEOGFX_GRAPHICS_DATATYPES_PRIMITIVES_HH
 
+#include <cmath>
+
 namespace videogfx {
 
   template <class T> struct Point2D
@@ -52,7 +54,7 @@ namespace videogfx {
 
     T x,y;
 
-    T Length() const { return (T)sqrt((double)(x*x+y*y)); }
+    T Length() const { return (T)std::sqrt((double)(x*x+y*y)); }
   };
 
   template <class T> struct Rect2D