vb取网卡Mac地址代码

[程序语言] Microsoft Visual Basic 4.0,5.0,6.0
[运行平台] WINDOWS
[源码来源] http://support.microsoft.com/support/kb/articles/q175/4/72.asp?FR=0
[功能描述] IPX和NETBIOS接口需要网络地址。该文通过详细的步骤演示了如何通过VB获取网卡地址。
步骤：
1)在Visual Basic生成标准的EXE文件。缺省创建 Form1。
2)在Form1中添加一命令按钮，缺省名为Command1。
3)把下列代码放到Form1中说明部分。
Option Explicit
Private Const NCBASTAT = &H33
Private Const NCBNAMSZ = 16
Private Const HEAP_ZERO_MEMORY = &H8
Private Const HEAP_GENERATE_EXCEPTIONS = &H4
Private Const NCBRESET = &H32
Private Type NCB
　　ncb_command As Byte 'Integer
　　ncb_retcode As Byte 'Integer
　　ncb_lsn As Byte 'Integer
　　ncb_num As Byte ' Integer
　　ncb_buffer As Long 'String
　　ncb_length As Integer
　　ncb_callname As String * NCBNAMSZ
　　ncb_name As String * NCBNAMSZ
　　ncb_rto As Byte 'Integer
　　ncb_sto As Byte ' Integer
　　ncb_post As Long
　　ncb_lana_num As Byte 'Integer
　　ncb_cmd_cplt As Byte 'Integer
　　ncb_reserve(9) As Byte ' Reserved, must be 0
　　ncb_event As Long
End Type
Private Type ADAPTER_STATUS
　　adapter_address(5) As Byte 'As String * 6
　　rev_major As Byte 'Integer
　　reserved0 As Byte 'Integer
　　adapter_type As Byte 'Integer
　　rev_minor As Byte 'Integer
　　duration As Integer
　　frmr_recv As Integer
　　frmr_xmit As Integer
　　iframe_recv_err As Integer
　　xmit_aborts As Integer
　　xmit_success As Long
　　recv_success As Long
　　iframe_xmit_err As Integer
　　recv_buff_unavail As Integer
　　t1_timeouts As Integer
　　ti_timeouts As Integer
　　Reserved1 As Long
　　free_ncbs As Integer
　　max_cfg_ncbs As Integer
　　max_ncbs As Integer
　　xmit_buf_unavail As Integer
　　max_dgram_size As Integer
　　pending_sess As Integer