#define ul_mask_width 16
#define ul_mask_height 16
static short ul_mask_bits[] = {
   0xffff, 0xffff, 0xffff, 0x7fff,
   0x000f, 0x000f, 0x000f, 0x000f,
   0x000f, 0x000f, 0x000f, 0x000f,
   0x000f, 0x000f, 0x000f, 0x0007};
