diff -up syncevolution-1.1.1/src/synthesis/src/sysync/binfileimplclient.cpp.orig syncevolution-1.1.1/src/synthesis/src/sysync/binfileimplclient.cpp
--- syncevolution-1.1.1/src/synthesis/src/sysync/binfileimplclient.cpp.orig	2011-02-01 18:46:43.000000000 +0100
+++ syncevolution-1.1.1/src/synthesis/src/sysync/binfileimplclient.cpp	2011-02-01 18:46:56.000000000 +0100
@@ -19,6 +19,7 @@
 #include "binfileimplclient.h"
 #include "binfileimplds.h"
 #include "syserial.h"
+#include <cstddef>
 
 
 namespace sysync {
diff -up syncevolution-1.1.1/src/synthesis/src/sysync/binfileimplds.cpp.orig syncevolution-1.1.1/src/synthesis/src/sysync/binfileimplds.cpp
--- syncevolution-1.1.1/src/synthesis/src/sysync/binfileimplds.cpp.orig	2011-02-01 18:47:14.000000000 +0100
+++ syncevolution-1.1.1/src/synthesis/src/sysync/binfileimplds.cpp	2011-02-01 18:47:25.000000000 +0100
@@ -19,6 +19,7 @@
 #include "sysync.h"
 #include "binfileimplclient.h"
 #include "binfileimplds.h"
+#include <cstddef>
 
 #if defined(BINFILE_ALWAYS_ACTIVE) && defined(SYSYNC_SERVER)
 	#error "BINFILE_ALWAYS_ACTIVE is not compatible with server-enabled builds"