link /LIBPATH:"c:\Qt\qtphonon\win\lib" /LIBPATH:"c:\Qt\qtphonon\win\lib"
/NOLOGO /BASE:0x65000000 /DEBUG /DLL /MANIFEST /MANIFESTFILE:"tmp\obj\debug_sha
red\QtGuid.intermediate.manifest" /VERSION:4.50 /OUT:..\..\lib\QtGuid4.dll @C:\D
OCUME~1\jon\LOCALS~1\Temp\nmB64.tmp
Creating library ..\..\lib\QtGuid4.lib and object ..\..\lib\QtGuid4.exp
qpaintengine_d3d.obj : error LNK2001: unresolved external symbol _IID_ID3DXEffec
tStateManager
Looks like you're missing the DirectX SDK.