pub unsafe extern "C" fn GEOSGeom_getUserData_r(
handle: GEOSContextHandle_t,
g: *const GEOSGeometry,
) -> *mut c_voidpub unsafe extern "C" fn GEOSGeom_getUserData_r(
handle: GEOSContextHandle_t,
g: *const GEOSGeometry,
) -> *mut c_void