public: void __cdecl QOpenGLFunctions_3_2_Compatibility::glViewport(int, int, int, int) __ptr64

Mangled name

?glViewport@QOpenGLFunctions_3_2_Compatibility@@QEAAXHHHH@Z

Exported by

size	filename	version
4916224	Qt5Gui.dll	5.1.0.0