reactos/include/ddk/lmon.h

#ifdef UNICODE
#define PORT_INFO_FF PORT_INFO_FFW
#define PPORT_INFO_FF PPORT_INFO_FFW
#define LPPORT_INFO_FF LPPORT_INFO_FFW
#else
#define PORT_INFO_FF PORT_INFO_FFA
#define PPORT_INFO_FF PPORT_INFO_FFA
#define LPPORT_INFO_FF LPPORT_INFO_FFA
#endif

typedef struct _PORT_INFO_FFW
{
   LPWSTR pName;
   DWORD cbMonitorData;
   LPBYTE pMonitorData;
} PORT_INFO_FFW, *PPORT_INFO_FFW, *LPPORT_INFO_FFW;

typedef struct _PORT_INFO_FFA
{
   LPSTR pName;
   DWORD cbMonitorData;
   LPBYTE pMonitorData;
} PORT_INFO_FFA, *PPORT_INFO_FFA, *LPPORT_INFO_FFA;