diff -up ClanLib-1.0.0/Sources/GL/GLX/input_device_linuxevent.cpp~ ClanLib-1.0.0/Sources/GL/GLX/input_device_linuxevent.cpp
--- ClanLib-1.0.0/Sources/GL/GLX/input_device_linuxevent.cpp~ 2007-10-21 02:14:01.000000000 +0200
+++ ClanLib-1.0.0/Sources/GL/GLX/input_device_linuxevent.cpp 2009-05-17 21:13:53.000000000 +0200
@@ -35,6 +35,7 @@
#include <iostream>
#include <errno.h>
#include <cstring>
+#include <cstdio>
#include "API/Core/System/error.h"
#include "API/Core/System/clanstring.h"
diff -up ClanLib-1.0.0/Sources/GL/GLX/input_device_xinput.cpp~ ClanLib-1.0.0/Sources/GL/GLX/input_device_xinput.cpp
--- ClanLib-1.0.0/Sources/GL/GLX/input_device_xinput.cpp~ 2007-10-21 02:14:01.000000000 +0200
+++ ClanLib-1.0.0/Sources/GL/GLX/input_device_xinput.cpp 2009-05-17 21:14:15.000000000 +0200
@@ -29,6 +29,7 @@
#include <iostream>
#include <cstring>
+#include <cstdio>
#include "API/Core/System/log.h"
#include "API/Display/input_device.h"
#include "API/Display/input_event.h"
diff -up ClanLib-1.0.0/Sources/GL/canvas_opengl.cpp~ ClanLib-1.0.0/Sources/GL/canvas_opengl.cpp
--- ClanLib-1.0.0/Sources/GL/canvas_opengl.cpp~ 2007-10-21 02:14:01.000000000 +0200
+++ ClanLib-1.0.0/Sources/GL/canvas_opengl.cpp 2009-05-17 21:10:45.000000000 +0200
@@ -48,6 +48,7 @@
#include "graphic_context_opengl.h"
#include "surface_target_opengl.h"
#include <cstring>
+#include <cstdio>
/////////////////////////////////////////////////////////////////////////////
// CL_Canvas_OpenGL construction: