--- decopter-0.2.11/point3d.cc.orig	2003-03-12 16:18:34.000000000 +0100
+++ decopter-0.2.11/point3d.cc	2003-05-17 00:36:31.000000000 +0200
@@ -1,5 +1,6 @@
 #include "point3d.h"
 #include <GL/gl.h>
+#include <iostream>
 
 Point3D::Point3D (const Vector3D &pos, float _u, float _v)
 {
--- decopter-0.2.11/patch.cc.orig	2003-03-12 16:18:34.000000000 +0100
+++ decopter-0.2.11/patch.cc	2003-05-17 10:42:28.000000000 +0200
@@ -1,6 +1,7 @@
 #include "patch.h"
 #include <iostream>
 #include <cmath>
+#include <assert.h>
 
 Patch::Patch(double _x1, double _z1, double _x2, double _z2, int PatchLevel, HeightMap *_hm, BTTPool *bttpool, int TextureSize, IndicesTree *lit, IndicesTree *rit, GLuint *_indices)
 {