UINT_D64
UINT_D64 n; /* length for copy (deflate64: might be 64k+2) */
UINT_D64 w; /* current window position (deflate64: up to 64k) */
if ((UINT_D64)d >= wsize)
e = (unsigned)(wsize - (d > (unsigned)w ? (UINT_D64)d : w));
(UINT_D64)d : w));
if ((UINT_D64)e > n) e = (unsigned)n;
UINT_D64 w; /* current window position (deflate64: up to 64k!) */