public static extern int ComDBResizeDatabase(HCOMDB HComDB, [NativeTypeName("DWORD")] uint NewSize);
public static extern int ComDBReleasePort(HCOMDB HComDB, [NativeTypeName("DWORD")] uint ComNumber);
public static extern int ComDBClaimPort(HCOMDB HComDB, [NativeTypeName("DWORD")] uint ComNumber, BOOL ForceClaim, [NativeTypeName("PBOOL")] BOOL *Forced);
public static extern int ComDBClaimNextFreePort(HCOMDB HComDB, [NativeTypeName("LPDWORD")] uint *ComNumber);
public static extern int ComDBGetCurrentPortUsage(HCOMDB HComDB, [NativeTypeName("PBYTE")] byte *Buffer, [NativeTypeName("DWORD")] uint BufferSize, [NativeTypeName("ULONG")] uint ReportType, [NativeTypeName("LPDWORD")] uint *MaxPortsReported);
public static extern int ComDBClose(HCOMDB HComDB);