pub unsafe extern "C" fn libcamera_request_buffer_map_iter(
buffer_map: *mut libcamera_request_buffer_map_t,
) -> *mut libcamera_request_buffer_map_iter_t
pub unsafe extern "C" fn libcamera_request_buffer_map_iter(
buffer_map: *mut libcamera_request_buffer_map_t,
) -> *mut libcamera_request_buffer_map_iter_t