Function gio_2_0_sys::g_mount_remount

pub unsafe extern "C" fn g_mount_remount(
    mount: *mut GMount, 
    flags: GMountMountFlags, 
    mount_operation: *mut GMountOperation, 
    cancellable: *mut GCancellable, 
    callback: Option<GAsyncReadyCallback>, 
    user_data: gpointer
)