Function g_option_context_set_translate_func
pub unsafe extern "C" fn g_option_context_set_translate_func(
context: *mut _GOptionContext,
func: Option<unsafe extern "C" fn(*const i8, *mut c_void) -> *const i8>,
data: *mut c_void,
destroy_notify: Option<unsafe extern "C" fn(*mut c_void)>,
)