+#ifdef USE_CAIRO
+ for (j = 0; j < fb->height; j++)
+ {
+ unsigned short b = *bits;
+#ifdef WORDS_BIGENDIAN
+ *bits++ = (b << (16 - fb->width));
+#else
+ b = (unsigned short)((swap_nibble[b & 0xf] << 12)
+ | (swap_nibble[(b>>4) & 0xf] << 8)
+ | (swap_nibble[(b>>8) & 0xf] << 4)
+ | (swap_nibble[(b>>12) & 0xf]));
+ *bits++ = (b >> (16 - fb->width));
+#endif
+ }
+#else /* not USE_CAIRO */