Qt should fail at configure time if gl compilation will fail.

qplatformservices.cpp
qplatformscreenpageflipper.cpp
qplatformsystemtrayicon_qpa.cpp
qplatformopenglcontext.cpp
c:\qtdev\qtbase-build\include\qtgui\../../../qtbase/src/gui/opengl/qopengl.h(55)
 : fatal error C1083: Cannot open include file: 'GLES2/gl2.h': No such file or d
irectory
qopenglcontext.cpp
c:\qtdev\qtbase-build\include\qtgui\../../../qtbase/src/gui/opengl/qopengl.h(55)
 : fatal error C1083: Cannot open include file: 'GLES2/gl2.h': No such file or d
irectory
Generating Code...
NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio 10.0
\VC\BIN\cl.EXE"' : return code '0x2'
Stop.
NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio 10.0
\VC\BIN\nmake.EXE"' : return code '0x2'
Stop.
NMAKE : fatal error U1077: 'cd' : return code '0x2'
Stop.
NMAKE : fatal error U1077: 'cd' : return code '0x2'
Stop.