How to disable dual client

[Fusion7]

Anyone got any tips how to disable dual client?

 

[crossbows]

put hackshield

 

[Fusion7]

already include in my source

 

[deedz12]

Basic.cpp

const char szUniqueNamedMutex[] = "MiniA.exe";
HANDLE hHandle = CreateMutex( NULL, TRUE, szUniqueNamedMutex );
if( ERROR_ALREADY_EXISTS == GetLastError() )
{
MessageBox ( NULL,"Game is already executed, Multiple Execution is prohibited!", "MiniA.exe", MB_OK );
return FALSE; // Exit program
}