#define lock_width 16
#define lock_height 16
static char lock_bits[] = {
   0x00, 0x00, 0xc0, 0x07, 0xe0, 0x0f, 0x60, 0x0c, 0x60, 0x0c, 0xf8, 0x3f,
   0x08, 0x20, 0x08, 0x20, 0x08, 0x20, 0x08, 0x20, 0x08, 0x20, 0x08, 0x20,
   0xf8, 0x3f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};