diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index 8579d7a1..c6ba0fb4 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -11,6 +11,10 @@
 
 # required stuff
 tde_setup_architecture_flags( )
+
+include(TestBigEndian)
+test_big_endian(WORDS_BIGENDIAN)
+
 find_package( TQt )
 find_package( TDE )
 
diff --git a/config.h.cmake b/config.h.cmake
index 4006c692..38def3f3 100644
--- a/config.h.cmake
+++ b/config.h.cmake
@@ -1,3 +1,8 @@
+
+/* Define WORDS_BIGENDIAN to 1 if your processor stores words with the most
+   significant byte first (like Motorola and SPARC, unlike Intel). */
+#cmakedefine WORDS_BIGENDIAN @WORDS_BIGENDIAN@
+
 // krdp
 #define VERSION "@VERSION@"
 
@@ -10,6 +15,7 @@
 #cmakedefine VIDEODEV_HEADER "@VIDEODEV_HEADER@"
 
 // kopete/protocols/yahoo
+#cmakedefine HAVE_INTTYPES_H 1
 #cmakedefine HAVE_STRINGS_H 1
 
 // kopete/protocols/yahoo, kppp
diff --git a/kopete/libkopete/kopeteonlinestatusmanager.cpp b/kopete/libkopete/kopeteonlinestatusmanager.cpp
index 0809881d..75417e16 100644
--- a/kopete/libkopete/kopeteonlinestatusmanager.cpp
+++ b/kopete/libkopete/kopeteonlinestatusmanager.cpp
@@ -16,6 +16,7 @@
     *************************************************************************
 */
 
+#include "config.h"
 #include "kopeteonlinestatusmanager.h"
 
 #include "kopeteawayaction.h"
diff --git a/kopete/protocols/yahoo/libkyahoo/CMakeLists.txt b/kopete/protocols/yahoo/libkyahoo/CMakeLists.txt
index 131ca394..68b1decc 100644
--- a/kopete/protocols/yahoo/libkyahoo/CMakeLists.txt
+++ b/kopete/protocols/yahoo/libkyahoo/CMakeLists.txt
@@ -11,10 +11,6 @@
 
 include( ConfigureChecks.cmake )
 
-if( HAVE_INTTYPES_H )
-  add_definitions( -DHAVE_INTTYPES_H )
-endif()
-
 
 include_directories(
   ${CMAKE_CURRENT_BINARY_DIR}
diff --git a/kopete/protocols/yahoo/libkyahoo/sha1.c b/kopete/protocols/yahoo/libkyahoo/sha1.c
index 69ee51c2..506c183f 100644
--- a/kopete/protocols/yahoo/libkyahoo/sha1.c
+++ b/kopete/protocols/yahoo/libkyahoo/sha1.c
@@ -37,7 +37,7 @@
  *   34aa973c d4c4daa4 f61eeb2b dbad2731 6534016f
  */
 
-/* #include <config-kopete.h> */
+#include "config.h"
 
 #ifdef HAVE_INTTYPES_H
 # include <inttypes.h>