#define fill_width 17
 #define fill_height 17
 static char fill_bits[] = {
    0xcc, 0xcc, 0x00, 0x99, 0x99, 0x01, 0x33, 0x33, 0x01, 0x66, 0x66, 0x00,
    0xcc, 0xcc, 0x00, 0x99, 0x99, 0x01, 0x33, 0x33, 0x01, 0x66, 0x66, 0x00,
    0xcc, 0xcc, 0x00, 0x99, 0x99, 0x01, 0x33, 0x33, 0x01, 0x66, 0x66, 0x00,
    0xcc, 0xcc, 0x00, 0x99, 0x99, 0x01, 0x33, 0x33, 0x01, 0x66, 0x66, 0x00,
    0xcc, 0xcc, 0x00};