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Unresolved symbols when building Qt OpenVG example

I am seeing some unresolved symbols when building Qt 4.7.4 (during the build of the OpenVG examples).

Here is the output ...

arm-none-linux-gnueabi-g++ -Wl,-rpath-link,/home/user/qt-everywhere-opensource-src-4.7.4/lib -fno-exceptions -Wl,-rpath,/usr/local/Trolltech/QtEmbedded-4.7.4-arm/lib -Wl,-rpath,/usr/local/Trolltech/QtEmbedded-4.7.4-arm/lib -o star .obj/debug-shared-emb-arm/starwidget.o .obj/debug-shared-emb-arm/main.o .obj/debug-shared-emb-arm/moc_starwidget.o    -L/home/user/qt-everywhere-opensource-src-4.7.4/lib -L/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x/ -L-L/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x/ -lQtOpenVG -L/home/user/qt-everywhere-opensource-src-4.7.4/lib -L/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x/ -lQtGui -lQtNetwork -lQtCore -lOpenVG -lOpenVGU -lEGL -lIMGegl -lsrv_um -lGLESv2 -lGLES_CM -lusc -lpthread
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVProfileOutput'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVMetricsGetCPUFreq'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVTrace'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVMetricsTimeNow'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVReallocUserModeMemTracking'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVDeInitProfileOutput'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVDebugAssertFail'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVInitProfileOutput'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVCallocUserModeMemTracking'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVDebugPrintf'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVFreeUserModeMemTracking'
/home/user/Graphics_SDK_4_05_00_01/gfx_dbg_es6.x//libOpenVG.so: undefined reference to `PVRSRVAllocUserModeMemTracking'

Does anyone know what library contains these symbols?