#define xm_working_width 16
#define xm_working_height 16
static char xm_working_bits[] = {
   0xf0, 0x1f, 0x40, 0x04, 0x20, 0x08, 0x20, 0x08, 0x20, 0x08, 0xc0, 0x07,
   0x80, 0x03, 0x00, 0x01, 0x80, 0x03, 0x40, 0x04, 0x20, 0x08, 0x20, 0x09,
   0xa0, 0x0b, 0xe0, 0x0f, 0xc0, 0x07, 0xf0, 0x1f};
