diff -up ClanLib-2.3.4/Sources/Core/IOData/file_help.cpp~ ClanLib-2.3.4/Sources/Core/IOData/file_help.cpp

--- ClanLib-2.3.4/Sources/Core/IOData/file_help.cpp~	2011-07-22 10:03:21.000000000 +0200

+++ ClanLib-2.3.4/Sources/Core/IOData/file_help.cpp	2012-01-12 22:16:39.779011207 +0100

@@ -34,6 +34,7 @@

 #include "API/Core/System/exception.h"

 #ifndef WIN32

+#include <unistd.h>

 #include <sys/stat.h>

 #endif

diff -up ClanLib-2.3.4/Sources/Core/IOData/path_help.cpp~ ClanLib-2.3.4/Sources/Core/IOData/path_help.cpp

--- ClanLib-2.3.4/Sources/Core/IOData/path_help.cpp~	2011-08-03 10:13:57.000000000 +0200

+++ ClanLib-2.3.4/Sources/Core/IOData/path_help.cpp	2012-01-12 22:18:30.754009662 +0100

@@ -43,6 +43,7 @@

 #ifndef WIN32

 #include <cstring>

+#include <unistd.h>

 #endif

 /////////////////////////////////////////////////////////////////////////////

diff -up ClanLib-2.3.4/Sources/Core/IOData/iodevice_provider_pipe_connection.cpp~ ClanLib-2.3.4/Sources/Core/IOData/iodevice_provider_pipe_connection.cpp

--- ClanLib-2.3.4/Sources/Core/IOData/iodevice_provider_pipe_connection.cpp~	2011-01-27 10:03:39.000000000 +0100

+++ ClanLib-2.3.4/Sources/Core/IOData/iodevice_provider_pipe_connection.cpp	2012-01-12 22:24:55.536004557 +0100

@@ -33,6 +33,7 @@

 #include "API/Core/Text/string_help.h"

 #include "API/Core/Text/string_format.h"

 #ifndef WIN32

+#include <unistd.h>

 #include <sys/socket.h>

 #include <sys/un.h>

 #ifndef UNIX_PATH_MAX

diff -up ClanLib-2.3.4/Sources/Core/IOData/pipe_listen_impl.cpp~ ClanLib-2.3.4/Sources/Core/IOData/pipe_listen_impl.cpp

--- ClanLib-2.3.4/Sources/Core/IOData/pipe_listen_impl.cpp~	2011-01-13 12:17:34.000000000 +0100

+++ ClanLib-2.3.4/Sources/Core/IOData/pipe_listen_impl.cpp	2012-01-12 22:25:17.359004259 +0100

@@ -36,6 +36,7 @@

 #include "API/Core/Text/string_help.h"

 #ifndef WIN32

 #include "Network/Socket/event_provider_unixsocket.h"

+#include <unistd.h>

 #include <sys/socket.h>

 #include <sys/un.h>

 #ifndef UNIX_PATH_MAX 

diff -up ClanLib-2.3.4/Sources/Core/IOData/security_identifier.cpp~ ClanLib-2.3.4/Sources/Core/IOData/security_identifier.cpp

--- ClanLib-2.3.4/Sources/Core/IOData/security_identifier.cpp~	2011-01-13 12:17:34.000000000 +0100

+++ ClanLib-2.3.4/Sources/Core/IOData/security_identifier.cpp	2012-01-12 22:26:06.047003649 +0100

@@ -31,6 +31,9 @@

 #include "API/Core/System/exception.h"

 #ifdef WIN32

 #include <AclAPI.h>

+#else

+#include <unistd.h>

+#include <sys/types.h>

 #endif

 /////////////////////////////////////////////////////////////////////////////

diff -up ClanLib-2.3.4/Sources/Core/IOData/virtual_directory.cpp~ ClanLib-2.3.4/Sources/Core/IOData/virtual_directory.cpp

--- ClanLib-2.3.4/Sources/Core/IOData/virtual_directory.cpp~	2011-11-25 09:16:46.000000000 +0100

+++ ClanLib-2.3.4/Sources/Core/IOData/virtual_directory.cpp	2012-01-12 22:26:37.583003215 +0100

@@ -38,6 +38,10 @@

 #include "API/Core/System/weakptr.h"

 #include "API/Core/Text/string_help.h"

+#ifndef WIN32

+#include <unistd.h>

+#endif

+

 /////////////////////////////////////////////////////////////////////////////

 // CL_VirtualDirectory_Impl Class:

diff -up ClanLib-2.3.4/Sources/Core/System/Unix/service_unix.cpp~ ClanLib-2.3.4/Sources/Core/System/Unix/service_unix.cpp

--- ClanLib-2.3.4/Sources/Core/System/Unix/service_unix.cpp~	2011-01-13 12:17:34.000000000 +0100

+++ ClanLib-2.3.4/Sources/Core/System/Unix/service_unix.cpp	2012-01-12 22:29:12.478001042 +0100

@@ -35,6 +35,7 @@

 #include "service_unix.h"

 #include <iostream>

 #include <signal.h>

+#include <unistd.h>

 /////////////////////////////////////////////////////////////////////////////

 // CL_Service_Unix Construction:

diff -up ClanLib-2.3.4/Sources/Core/Text/console_logger.cpp~ ClanLib-2.3.4/Sources/Core/Text/console_logger.cpp

--- ClanLib-2.3.4/Sources/Core/Text/console_logger.cpp~	2011-01-13 12:17:34.000000000 +0100

+++ ClanLib-2.3.4/Sources/Core/Text/console_logger.cpp	2012-01-12 22:27:54.446002158 +0100

@@ -33,6 +33,10 @@

 #include "API/Core/Text/string_format.h"

 #include "API/Core/System/datetime.h"

+#ifndef WIN32

+#include <unistd.h>

+#endif

+

 /////////////////////////////////////////////////////////////////////////////

 // CL_ConsoleLogger Construction:

diff -up ClanLib-2.3.4/Sources/Display/X11/x11_window.cpp~ ClanLib-2.3.4/Sources/Display/X11/x11_window.cpp

--- ClanLib-2.3.4/Sources/Display/X11/x11_window.cpp~	2012-01-12 22:18:49.000000000 +0100

+++ ClanLib-2.3.4/Sources/Display/X11/x11_window.cpp	2012-01-12 22:30:46.492999847 +0100

@@ -50,6 +50,7 @@

 #include "display_message_queue_x11.h"

 #include <X11/Xatom.h>

 #include <cstdio>

+#include <unistd.h>

 #include "../Window/input_context_impl.h"

 #include <X11/XKBlib.h>

 #include <dlfcn.h>