BYTES_PER_BITMAP_ROW  454 src/fringe.c   #define STANDARD_BITMAP_HEIGHT(bits) (sizeof (bits)/BYTES_PER_BITMAP_ROW)
BYTES_PER_BITMAP_ROW 1661 src/fringe.c     xfb = xmalloc (sizeof fb + fb.height * BYTES_PER_BITMAP_ROW);