174       file_system_by_size::iterator it0,it1;  in execute()  local
175       boost::tie(it0,it1)=fs_by_size.equal_range(  in execute()
177       std::copy(it0,it1,std::ostream_iterator<file_entry>(std::cout,"\n"));  in execute()
184     file_system_by_name::iterator it0,it1;  in execute()  local
185     boost::tie(it0,it1)=fs.equal_range(boost::make_tuple(current_dir));  in execute()
186     std::copy(it0,it1,std::ostream_iterator<file_entry>(std::cout,"\n"));  in execute()
229   file_system::iterator it0,it1;  in main()  local
233   it0=fs.insert(file_entry("dev",0,true,0)).first;  in main()
234     fs.insert(file_entry("tty0",128,false,&*it0));  in main()
235     fs.insert(file_entry("tty1",128,false,&*it0));  in main()
236   it0=fs.insert(file_entry("usr",0,true,0)).first;  in main()
237     it1=fs.insert(file_entry("bin",0,true,&*it0)).first;  in main()
239   it0=fs.insert(file_entry("home",0,true,0)).first;  in main()
240     it1=fs.insert(file_entry("andy",0,true,&*it0)).first;  in main()
247     it1=fs.insert(file_entry("rachel",0,true,&*it0)).first;  in main()