amount           1525 src/diffviewer/ydiff.c     size_t amount = dstsize;
amount           1534 src/diffviewer/ydiff.c     if (sizeof (tmp) < amount || sizeof (tmp) <= dstsize || sizeof (cvt) < 8 * amount)
amount           1546 src/diffviewer/ydiff.c         sz = dview_fgets (tmp, amount, f);