pub type GTypeInfo = _GTypeInfo;
struct GTypeInfo {
pub class_size: u16,
pub base_init: Option<unsafe extern "C" fn(_: *mut c_void)>,
pub base_finalize: Option<unsafe extern "C" fn(_: *mut c_void)>,
pub class_init: Option<unsafe extern "C" fn(_: *mut c_void, _: *mut c_void)>,
pub class_finalize: Option<unsafe extern "C" fn(_: *mut c_void, _: *mut c_void)>,
pub class_data: *const c_void,
pub instance_size: u16,
pub n_preallocs: u16,
pub instance_init: Option<unsafe extern "C" fn(_: *mut _GTypeInstance, _: *mut c_void)>,
pub value_table: *const _GTypeValueTable,
}