查询MAC地址的C语言代码…要求简单精炼！

#include
#include
#include
#include
typedef struct _ASTAT_
{
ADAPTER_STATUS adapt;
NAME_BUFFER NameBuff [30];
}ASTAT, * PASTAT;

ASTAT Adapter;

void main (void)
{
NCB ncb;
UCHAR uRetCode;
char NetName[50];

memset( &ncb, 0, sizeof(ncb) );
ncb.ncb_command = NCBRESET;
ncb.ncb_lana_num = 0;

uRetCode = Netbios( &ncb );
printf( "The NCBRESET return code is: 0x%x \n ", uRetCode );

memset( &ncb, 0, sizeof(ncb) );
ncb.ncb_command = NCBASTAT;
ncb.ncb_lana_num = 0;

strcpy( (char*)ncb.ncb_callname, "* " );
ncb.ncb_buffer = (unsigned char *) &Adapter;
ncb.ncb_length = sizeof(Adapter);

uRetCode = Netbios( &ncb );
printf( "The NCBASTAT return code is: 0x%x \n ", uRetCode );
if ( uRetCode == 0 )
{
printf( "The Ethernet Number is: %02x%02x%02x%02x%02x%02x\n ",
Adapter.adapt.adapter_address[0],
Adapter.adapt.adapter_address[1],
Adapter.adapt.adapter_address[2],
Adapter.adapt.adapter_address[3],
Adapter.adapt.adapter_address[4],
Adapter.adapt.adapter_address[5] );
}
}