C# 對比兩個byte[]是否一樣

[DllImport("msvcrt.dll", CallingConvention = CallingConvention.Cdecl)]
        static extern int ByteEquals(byte[] b1, byte[] b2, long count);

        /// <summary>
        /// 比較數組
        /// </summary>
        /// <param name="b1"></param>
        /// <param name="b2"></param>
        /// <returns></returns>
        static bool ByteArrayCompare(byte[] b1, byte[] b2)
        {
            return b1.Length == b2.Length && ByteEquals(b1, b2, b1.Length) == 0;
        }