Проблема "Идентификатор не определен" (Options,ReportError,_T)

#include "1111111.h"
#include <iostream>
#include <stdio.h>
#include <windows.h>
#define BUF_SIZE 0x200
 
static VOID CatFile(HANDLE, HANDLE);
int _tmain(int argc, LPTSTR argv[]) {
    HANDLE hInFile, hStdIn = GetStdHandle(STD_INPUT_HANDLE);
    HANDLE hStdOut = GetStdHandle(STD_OUTPUT_HANDLE);
    BOOL DashS;
    int iArg, iFirstFile;
    iFirstFile = Options(argc, argv, _T("s"), &DashS, NULL);
    if (iFirstFile == argc) {
        CatFile(hStdIn, hStdOut);
        return 0;
    }
    for (iArg = iFirstFile; iArg < argc; iArg++) {
        hInFile = CreateFile(argv[iArg], GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
        if (hInFile == INVALID_HANDLE_VALUE && !DashS) ReportError(_T("Cat: error "), 1, TRUE);
        CatFile(hInFile, hStdOut);
        CloseHandle(hInFile);
    }
    return 0;
}
static VOID CatFile(HANDLE hInFile, HANDLE hOutFile) {
    DWORD nIn, nOut;
    BYTE Buffer[BUF_SIZE];
    while (ReadFile(hInFile, Buffer, BUF_SIZE, &nIn, NULL) && (nIn != 0) && WriteFile(hOutFile, Buffer, nIn, &nOut, NULL));
    return;
}

#pragma once
//#define UNICODE
#undef UNICODE
#ifdef UNICODE
#define _UNICODE
#endif
#ifndef UNICODE
#undef _UNICODE
#endif
//#define _STATICLIB
#define LANG_DFLT LANG_ENGLISH
#define SUBLANG_DFLT SUBLANG_ENGLISH_US