diff -up ClanLib-0.8.1/Sources/GL/opengl.cpp~ ClanLib-0.8.1/Sources/GL/opengl.cpp
--- ClanLib-0.8.1/Sources/GL/opengl.cpp~	2008-03-12 10:39:16.000000000 +0100
+++ ClanLib-0.8.1/Sources/GL/opengl.cpp	2008-03-12 10:39:16.000000000 +0100
@@ -33,6 +33,7 @@
 #include "API/Core/System/error.h"
 #include "API/Core/IOData/cl_endian.h"
 #include "API/core.h"
+#include <cstring>
 
 #ifdef __APPLE__
 #include <OpenGL/gl.h>
diff -up ClanLib/Sources/API/Makefile.am~ ClanLib/Sources/API/Makefile.am
index 5686330..8dcb56e 100644
--- ClanLib/Sources/API/Makefile.am~
+++ ClanLib/Sources/API/Makefile.am
@@ -232,7 +232,6 @@ clanCore_includes = \
 	Core/System/event_trigger.h \
 	Core/System/console_window.h \
 	Core/System/keep_alive.h \
-	Core/System/log.h \
 	Core/System/crash_reporter.h \
 	Core/System/call_stack.h \
 	Core/System/clanstring.h \
diff -up ClanLib/Sources/API/Makefile.in~ ClanLib/Sources/API/Makefile.in
index a811d8e..d8c0ea4 100644
--- ClanLib/Sources/API/Makefile.in~
+++ ClanLib/Sources/API/Makefile.in
@@ -456,7 +456,6 @@ clanCore_includes = \
 	Core/System/event_trigger.h \
 	Core/System/console_window.h \
 	Core/System/keep_alive.h \
-	Core/System/log.h \
 	Core/System/crash_reporter.h \
 	Core/System/call_stack.h \
 	Core/System/clanstring.h \
diff -up ClanLib/Sources/GL/canvas_opengl.cpp~ ClanLib/Sources/GL/canvas_opengl.cpp
index 928e1b1..e3852e6 100644
--- ClanLib/Sources/GL/canvas_opengl.cpp~
+++ ClanLib/Sources/GL/canvas_opengl.cpp
@@ -48,7 +48,7 @@
 #include "graphic_context_opengl.h"
 #include "surface_target_opengl.h"
 #include <cstring>
-
+#include <cstdio>
 /////////////////////////////////////////////////////////////////////////////
 // CL_Canvas_OpenGL construction:
 
--- ClanLib-0.8.1/Sources/GL/GLX/input_device_linuxevent.cpp~	2009-08-26 20:11:30 +0000
+++ ClanLib-0.8.1/Sources/GL/GLX/input_device_linuxevent.cpp	2009-08-26 20:16:23 +0000
@@ -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"
--- ClanLib-0.8.1/Sources/GL/GLX/input_device_xinput.cpp~	2009-08-26 20:11:30 +0000
+++ ClanLib-0.8.1/Sources/GL/GLX/input_device_xinput.cpp	2009-08-26 20:16:57 +0000
@@ -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"