Hopefully fixed exit bug on some computers

zsnes/src/win/winlink.cpp

@@ -1084,14 +1084,17 @@ startgame()
       return FALSE;
    }
 
-
    if (FAILED(lpDD->CreateClipper(0,&lpDDClipper,NULL)))
    {
+      lpDD->Release();
+      lpDD=NULL;
       return FALSE;
    }
 
    if (FAILED(lpDDClipper->SetHWnd(0,hMainWindow)))
    {
+      lpDD->Release();
+      lpDD=NULL;
       return FALSE;
    }
 
@@ -1137,6 +1140,7 @@ startgame()
 
    if ( lpDD->CreateSurface( &ddsd, &DD_CFB, NULL ) != DD_OK )
    {
+      DD_CFB->Release();
       DD_CFB = NULL;
       return FALSE;
    }