The SetCommConfig function sets the current configuration of a communications device.
BOOL SetCommConfig(
HANDLE hCommDev, |
// handle of communications device |
LPCOMMCONFIG lpCC, |
// address of comm. configuration services |
DWORD dwSize |
// size of structure |
); |
If the function succeeds, the return value is nonzero.
If the function fails, the return value is zero. To get extended error information, call GetLastError.