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답변자가 기본적으로 참고할 내용입니다.
- 배포판(옵션)    : 7.3
- 커널버전(옵션)
  : 2.4.20
- 데몬버전(예:apache
 1.3.27) : 1.3.27
- 데몬설치유형(RPM/컴파일/기타)
 : 
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유저의 .bash_history 를 열어보니...아래와
 같은...

\! . \: Mail \[ \[\[ ]] alias bg bind break builtin bunzip2 bzcat bzcmp bzdiff
bzgrep bzip2 bzip2recover bzless bzmore case cd clear command compgen complete
continue cut declare dircolors dirs disown do done du echo elif else enable esac
eval exec exit export false fc fdf2tan fdf2tex fg fi for function getopts go-rhn.sh
gsftopk gunzip gzexe gzip hash help history hoststat id idle2 if in jobs kill lchfn
lchsh let local locate logout ls mailq mailq.sendmail makempy modulator2 mptopdf
msgfmt2.py mysql ncftp newaliases newaliases.sendmail paste perl perl5.6.1 perlbug
perlcc perldoc popd printf purgestat pushd pwd pydoc2 pygettext2.py pynche2 python
python1.5 python2 python2.2 read readonly return select set shift shopt slocate
source suspend test texexec texfind texfont texshow texutil then time times trap
true type typeset ulimit umask unalias unset until updatedb wait while \{ }       
.autofsck bat bin boot dev dnsbackup etc home initrd lib lost+found misc mnt opt
proc root sbin test tmp usehdd.php usr var
find mysql
exit

도대체..무얼 한건지요..ㅡ.ㅡa