#define 88_grey_width 16
#define 88_grey_height 16
static char 88_grey_bits[] = {
   0xbf, 0xbf, 0xf7, 0xf7, 0xfe, 0xfe, 0xdf, 0xdf, 0xfb, 0xfb, 0x7f, 0x7f,
   0xef, 0xef, 0xfd, 0xfd, 0xbf, 0xbf, 0xf7, 0xf7, 0xfe, 0xfe, 0xdf, 0xdf,
   0xfb, 0xfb, 0x7f, 0x7f, 0xef, 0xef, 0xfd, 0xfd};