public: static void __cdecl QApplication::closeAllWindows(void)

Mangled name

?closeAllWindows@QApplication@@SAXXZ

Exported by

size	filename	version
4297216	Qt5Widgets.dll	5.1.0.0

Imported by

size	filename
8949760	pano2vr.exe
55895024	RobloxStudioBeta.exe