Argements for a methods should have an added :pointer for the GObject pointer. Yes, it's post-hoc testing.
Argements for a methods should have an added :pointer for the GObject
pointer. Yes, it's post-hoc testing.

jcupitt/gir_ffi,mvz/gir_ffi,mvz/gir_ffi,mvz/gir_ffi,jcupitt/gir_ffi