cython: Initialize some pointers to NULL
cython: Initialize some pointers to NULL

libimobiledevice-win32/libimobiledevice,libimobiledevice/libimobiledevice,libimobiledevice-win32/libimobiledevice,libimobiledevice-win32/libimobiledevice,Tatsh/libimobiledevice,upbit/libimobiledevice,patweb/libimobiledevice,patweb/libimobiledevice,libimobiledevice/libimobiledevice,Tatsh/libimobiledevice,Tatsh/libimobiledevice,upbit/libimobiledevice,kalev/libimobiledevice,libimobiledevice-win32/libimobiledevice,kalev/libimobiledevice,Tatsh/libimobiledevice,patweb/libimobiledevice,upbit/libimobiledevice,kalev/libimobiledevice