inflatePrime
ZEXTERN int ZEXPORT inflatePrime(z_streamp strm,
ret = inflatePrime(&strm, 5, 31); assert(ret == Z_OK);
ret = inflatePrime(&strm, -1, 0); assert(ret == Z_OK);
ret = inflatePrime(&strm, 16, 0); assert(ret == Z_OK);
ZEXTERN int ZEXPORT inflatePrime(z_streamp strm,