EGL_EXT_device_query
https://www.khronos.org/registry/egl/specs/eglspec.1.5.pdf
EGL_EXT_device_query

	EGL_BAD_DEVICE_EXT 0x322B
	EGL_DEVICE_EXT 0x322C
	EGL_NO_DEVICE_EXT EGL_CAST(EGLDeviceEXT,0)
	EGLBoolean eglQueryDeviceAttribEXT (EGLDeviceEXT device, EGLint attribute, EGLAttrib* value)
	const char* eglQueryDeviceStringEXT (EGLDeviceEXT device, EGLint name)
	EGLBoolean eglQueryDisplayAttribEXT (EGLDisplay dpy, EGLint attribute, EGLAttrib* value)