#define square4_width 16
#define square4_height 16
static char square4_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f,
   0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f,
   0xf8, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
