Comment 1 for bug 945375

[ 36%] Building CXX object contrib/mul/vil3d/tools/CMakeFiles/vil3d_slice_image.dir/vil3d_slice_image.o
cd /build/buildd/vxl-1.14.0/obj-arm-linux-gnueabihf/contrib/mul/vil3d/tools && /usr/bin/c++ -DVXL_WARN_DEPRECATED -DVXL_WARN_DEPRECATED_ONCE -DVXL_LEGACY_ERROR_REPORTING -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -I/build/buildd/vxl-1.14.0/obj-arm-linux-gnueabihf/vcl -I/build/buildd/vxl-1.14.0/vcl -I/build/buildd/vxl-1.14.0/obj-arm-linux-gnueabihf/core -I/build/buildd/vxl-1.14.0/core -I/build/buildd/vxl-1.14.0/contrib/mul -o CMakeFiles/vil3d_slice_image.dir/vil3d_slice_image.o -c /build/buildd/vxl-1.14.0/contrib/mul/vil3d/tools/vil3d_slice_image.cxx
In file included from /usr/include/qt4/QtOpenGL/qgl.h:69:0,
                 from /usr/include/qt4/QtOpenGL/QGLWidget:1,
                 from /build/buildd/vxl-1.14.0/core/vgui/impl/qt4/vgui_qt_adaptor.h:25,
                 from /build/buildd/vxl-1.14.0/core/vgui/impl/qt4/vgui_qt_window.h:21,
                 from /build/buildd/vxl-1.14.0/core/vgui/impl/qt4/vgui_qt.cxx:3:
/usr/include/GLES2/gl2.h:38:26: error: conflicting declaration 'typedef khronos_intptr_t GLintptr'
/usr/include/GL/glext.h:5072:19: error: 'GLintptr' has a previous declaration as 'typedef ptrdiff_t GLintptr'
/usr/include/GLES2/gl2.h:39:26: error: conflicting declaration 'typedef khronos_ssize_t GLsizeiptr'
/usr/include/GL/glext.h:5073:19: error: 'GLsizeiptr' has a previous declaration as 'typedef ptrdiff_t GLsizeiptr'
In file included from /usr/include/qt4/QtOpenGL/QGLWidget:1:0,
                 from /build/buildd/vxl-1.14.0/core/vgui/impl/qt4/vgui_qt_adaptor.h:25,
                 from /build/buildd/vxl-1.14.0/core/vgui/impl/qt4/vgui_qt_window.h:21,
                 from /build/buildd/vxl-1.14.0/core/vgui/impl/qt4/vgui_qt.cxx:3:
/usr/include/qt4/QtOpenGL/qgl.h:74:17: error: conflicting declaration 'typedef khronos_float_t GLdouble'
/usr/include/GL/gl.h:168:17: error: 'GLdouble' has a previous declaration as 'typedef double GLdouble'
make[3]: *** [core/vgui/CMakeFiles/vgui.dir/impl/qt4/vgui_qt.o] Error 1
make[3]: Leaving directory `/build/buildd/vxl-1.14.0/obj-arm-linux-gnueabihf'
make[2]: *** [core/vgui/CMakeFiles/vgui.dir/all] Error 2
make[2]: *** Waiting for unfinished jobs....