../WebKit/gtk/webkit/webkitwebdatasource.cpp: In function 'gboolean webkit_web_data_source_is_loading(WebKitWebDataSource*)':
../WebKit/gtk/webkit/webkitwebdatasource.cpp:320:584: warning: converting to non-pointer type 'int' from NULL
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitwebframe.lo
../WebKit/gtk/webkit/webkitwebframe.cpp: In function 'int webkit_web_frame_page_number_for_element_by_id(WebKitWebFrame*, const gchar*, float, float)':
../WebKit/gtk/webkit/webkitwebframe.cpp:858:556: warning: converting to non-pointer type 'int' from NULL
../WebKit/gtk/webkit/webkitwebframe.cpp: In function 'int webkit_web_frame_number_of_pages(WebKitWebFrame*, float, float)':
../WebKit/gtk/webkit/webkitwebframe.cpp:880:556: warning: converting to non-pointer type 'int' from NULL
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitwebhistoryitem.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitwebinspector.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitwebnavigationaction.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitwebpolicydecision.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitgeolocationpolicydecision.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitwebresource.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitwebdatabase.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitsecurityorigin.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitwebsettings.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitwebview.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitwebwindowfeatures.lo
  CXX    WebKit/gtk/webkit/libwebkit_1_0_la-webkitworkers.lo
  CXX    DerivedSources/libwebkit_1_0_la-CSSGrammar.lo
  CXX    DerivedSources/libwebkit_1_0_la-HTMLElementFactory.lo
  CC     DerivedSources/libwebkit_1_0_la-HTMLEntityNames.lo
  CXX    DerivedSources/libwebkit_1_0_la-HTMLNames.lo
  CXX    DerivedSources/libwebkit_1_0_la-JSHTMLElementWrapperFactory.lo
  CXX    DerivedSources/libwebkit_1_0_la-UserAgentStyleSheetsData.lo
  CXX    DerivedSources/libwebkit_1_0_la-XMLNSNames.lo
  CXX    DerivedSources/libwebkit_1_0_la-XMLNames.lo
  CXX    DerivedSources/libwebkit_1_0_la-XPathGrammar.lo
  CXX    DerivedSources/libwebkit_1_0_la-JSSVGElementWrapperFactory.lo
  CXX    DerivedSources/libwebkit_1_0_la-SVGElementFactory.lo
  CXX    DerivedSources/libwebkit_1_0_la-SVGNames.lo
  CXX    DerivedSources/libwebkit_1_0_la-XLinkNames.lo
  CXX    DerivedSources/libwebkit_1_0_la-webkitenumtypes.lo
  CXX    DerivedSources/libwebkit_1_0_la-webkitmarshal.lo
  CXX    JavaScriptCore/API/libJavaScriptCore_la-JSBase.lo
  CXX    JavaScriptCore/API/libJavaScriptCore_la-JSCallbackConstructor.lo
  CXX    JavaScriptCore/API/libJavaScriptCore_la-JSCallbackFunction.lo
  CXX    JavaScriptCore/API/libJavaScriptCore_la-JSCallbackObject.lo
  CXX    JavaScriptCore/API/libJavaScriptCore_la-JSClassRef.lo
  CXX    JavaScriptCore/API/libJavaScriptCore_la-JSContextRef.lo
make[2]: *** [JavaScriptCore/API/libJavaScriptCore_la-JSContextRef.lo] Error 1
make[2]: Leaving directory `/tmp/buildd/webkit-1.2.5/build'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/tmp/buildd/webkit-1.2.5/build'
make: *** [build-stamp] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
E: Failed autobuilding of package