I can not install QtWebKit with yum
building QtWebKit from source produces errors

Qt Code: 
  1. ~ [/soft/WebKit-r48398]# WebKitTools/Scripts/build-webkit --qt
  2. Calling 'qmake -r OUTPUT_DIR=/soft/WebKit-r48398/WebKitBuild/Release /soft/WebKit-r48398/WebKit.pro CONFIG+=release CONFIG-=debug' in /soft/WebKit-r48398/WebKitBuild/Release
  3.  
  4. Reading /soft/WebKit-r48398/WebCore/WebCore.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebCore]
  5. pcre.pri:16: Function[addExtraCompiler] multiply defined.
  6. pcre.pri:16: Unterminated conditional block at end of file
  7. /usr/lib/qt4/bin/rcc: File does not exist '../../../WebCore/WebCore.qrc'
  8. /usr/lib/qt4/bin/rcc: File does not exist '../../../WebCore/inspector/front-end/WebKit.qrc'
  9. Reading /soft/WebKit-r48398/JavaScriptCore/jsc.pro [/soft/WebKit-r48398/WebKitBuild/Release/JavaScriptCore]
  10. pcre.pri:16: Function[addExtraCompiler] multiply defined.
  11. pcre.pri:16: Unterminated conditional block at end of file
  12. Reading /soft/WebKit-r48398/WebKit/qt/QtLauncher/QtLauncher.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKit/qt/QtLauncher]
  13. Reading /soft/WebKit-r48398/WebKit/qt/QGVLauncher/QGVLauncher.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKit/qt/QGVLauncher]
  14. Reading /soft/WebKit-r48398/WebKit/qt/tests/tests.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKit/qt/tests]
  15. Reading /soft/WebKit-r48398/WebKit/qt/tests/qwebframe/qwebframe.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKit/qt/tests/qwebframe]
  16. Reading /soft/WebKit-r48398/WebKit/qt/tests/qwebpage/qwebpage.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKit/qt/tests/qwebpage]
  17. Reading /soft/WebKit-r48398/WebKit/qt/tests/qwebelement/qwebelement.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKit/qt/tests/qwebelement]
  18. Reading /soft/WebKit-r48398/WebKit/qt/tests/qwebhistoryinterface/qwebhistoryinterface.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKit/qt/tests/qwebhistoryinterface]
  19. Reading /soft/WebKit-r48398/WebKit/qt/tests/qwebplugindatabase/qwebplugindatabase.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKit/qt/tests/qwebplugindatabase]
  20. Reading /soft/WebKit-r48398/WebKit/qt/tests/qwebview/qwebview.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKit/qt/tests/qwebview]
  21. Reading /soft/WebKit-r48398/WebKit/qt/tests/qwebhistory/qwebhistory.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKit/qt/tests/qwebhistory]
  22. Reading /soft/WebKit-r48398/WebKitTools/DumpRenderTree/qt/DumpRenderTree.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKitTools/DumpRenderTree/qt]
  23. Reading /soft/WebKit-r48398/WebKitTools/DumpRenderTree/qt/ImageDiff.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKitTools/DumpRenderTree/qt]
  24. Reading /soft/WebKit-r48398/WebKitTools/DumpRenderTree/qt/TestNetscapePlugin/TestNetscapePlugin.pro [/soft/WebKit-r48398/WebKitBuild/Release/WebKitTools/DumpRenderTree/qt/TestNetscapePlugin]
  25. cd WebCore && make -f Makefile
  26. make[1]: Entering directory `/soft/WebKit-r48398/WebKitBuild/Release/WebCore'
  27. bison -d -p jscyy ../../../JavaScriptCore/parser/Grammar.y -o generatedreleaseGrammar.tab.c && mv -f generatedreleaseGrammar.tab.c generatedreleaseGrammar.cpp && mv -f generatedreleaseGrammar.tab.h generatedreleaseGrammar.h
  28. perl -I/soft/WebKit-r48398/WebCore/bindings/scripts /soft/WebKit-r48398/WebCore/dom/make_names.pl --tags /soft/WebKit-r48398/WebCore/svg/svgtags.in --attrs /soft/WebKit-r48398/WebCore/svg/svgattrs.in --extraDefines "BUILDING_QT__=1 USE_SYSTEM_MALLOC NDEBUG QT_MAKEDLL HAVE_STDINT_H BUILD_WEBKIT ENABLE_JAVASCRIPT_DEBUGGER=1 ENABLE_DATABASE=1 ENABLE_EVENTSOURCE=1 ENABLE_OFFLINE_WEB_APPLICATIONS=1 ENABLE_DOM_STORAGE=1 ENABLE_ICONDATABASE=1 ENABLE_CHANNEL_MESSAGING=1 ENABLE_SQLITE=1 ENABLE_DASHBOARD_SUPPORT=0 ENABLE_FILTERS=0 ENABLE_XPATH=1 ENABLE_XSLT=0 ENABLE_WCSS=0 ENABLE_WML=0 ENABLE_SHARED_WORKERS=1 ENABLE_WORKERS=1 ENABLE_XHTMLMP=0 ENABLE_DATAGRID=1 ENABLE_SVG=1 ENABLE_SVG_FONTS=1 ENABLE_SVG_FOREIGN_OBJECT=1 ENABLE_SVG_ANIMATION=1 ENABLE_SVG_AS_IMAGE=1 ENABLE_SVG_USE=1 ENABLE_RUBY=1 ENABLE_VIDEO=0 ENABLE_DATALIST=1 ENABLE_NETSCAPE_PLUGIN_API=1 WTF_USE_JAVASCRIPTCORE_BINDINGS=1 WTF_CHANGES=1 BUILDING_QT__ BUILDING_JavaScriptCore BUILDING_WTF QT_BEGIN_NAMESPACE= QT_END_NAMESPACE= ENABLE_PLUGIN_PACKAGE_SIMPLE_HASH=1 XP_UNIX" --preprocessor "/usr/lib/qt4/bin/moc -E" --factory --wrapperFactory --outputDir generatedrelease
  29.  
  30.  
  31. perl -I/soft/WebKit-r48398/WebCore/bindings/scripts /soft/WebKit-r48398/WebCore/dom/make_names.pl --attrs /soft/WebKit-r48398/WebCore/svg/xlinkattrs.in --preprocessor "/usr/lib/qt4/bin/moc -E" --outputDir generatedrelease
  32.  
  33. perl -ne "print lc" ../../../WebCore/css/CSSPropertyNames.in /soft/WebKit-r48398/WebCore/css/SVGCSSPropertyNames.in > generatedreleaseCSSPropertyNames.in && cd generatedrelease && perl /soft/WebKit-r48398/WebCore/css/makeprop.pl && rm -f CSSPropertyNames.strip CSSPropertyNames.in CSSPropertyNames.gperf
  34. readline() on closed filehandle NAMES at /soft/WebKit-r48398/WebCore/css/makeprop.pl line 28.
  35. CSSPropertyNames.gperf: No keywords in input file!
  36. calling gperf failed: 256 at /soft/WebKit-r48398/WebCore/css/makeprop.pl line 96.
  37. make[1]: *** [generatedreleaseCSSPropertyNames.cpp] Error 25
  38. make[1]: Leaving directory `/soft/WebKit-r48398/WebKitBuild/Release/WebCore'
  39. make: *** [sub-WebCore-make_default-ordered] Error 2
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