C / C++ / MFC

CFile file1("file1.txt", CFile::modeRead), 
      file2("file2.txt", CFile::modeRead), 
      fileTemp("file12.txt", CFile::modeWrite | CFile::modeCreate);
DWORD dwBytesRead;
BYTE  buffer[4096]
 
do
{
    dwBytesRead = file1.Read(buffer, sizeof(buffer));
    fileTemp.Write(buffer, dwBytesRead);
} while (dwBytesRead > 0);
 
file1.Close();
 
do
{
    dwBytesRead = file2.Read(buffer, sizeof(buffer));
    fileTemp.Write(buffer, dwBytesRead);
} while (dwBytesRead > 0);
 
file2.Close();
fileTemp.Close();
CFile::Remove("file1.txt");
CFile::Remove("file2.txt");

"When I was born I was so surprised that I didn't talk for a year and a half." - Gracie Allen

extern "C" 
{
#include "whatever.h"
}