Listing 1. DelEntry function

int DelEntry ( char * file, struct stat *sb,
      int flag )
{
   int result = 0;
   switch ( flag )
   {
   case FTW_F: if ( remove ( file ) == ERROR )
      {
      cout << file << " not removed."
         << endl;
      CheckErrNo ( file );
      }
      break;
   case FTW_D: Stk.push ( file );
      break;
   case FTW_NS:   cout << "Stat failure on: "
           << file << endl;
      CheckErrNo ( file );
      break;
   case FTW_DNR:  cout <<
      "Directory cannot be read: "
      << file << endl;
      CheckErrNo ( file );
      break;
   }
   return result;