http://www5d.biglobe.ne.jp/~noocyte/FreeSoft/dtree.html
本ページに添付しているファイルは以下の2点。
dtree.lzh
dtree-2.71.tar.gz
コマンドの引数にディレクトリを指定する
dtree -l2 /usr/local
/usr/local
+---apache
| +---bin
| +---build
| +---cgi-bin
| +---conf
| +---error
| +---htdocs
| +---icons
| +---include
| +---lib
| +---logs
| +---man
| +---manual
| +---modules
+---bin
+---etc
+---games
+---include
+---lib
+---libexec
+---mrtg
| +---bin
| +---lib
| +---share
+---nagios
+---php
| +---bin
| +---etc
| +---include
| +---lib
| +---man
+---sbin
+---share
| +---info
| +---man
+---src
+---3ware
+---MRTG
+---OLD
+---apache
+---linux
+---nagios
+---old-system
+---oss
+---perl
+---php
+---samba
+---utilsDirectory Tree Display Utility, Version 2.71
by noocyte (Fri Mar 31, 2006)
Usage : dtree {option | directory} ...
Options: -m<n> Margin: set left margin to <n>.
-i<n> Indent: set indent to <n>.
-l<n> Levels: set max. level to <n>.
-r<n> Rule: <n> specifies the following rule set.
0: Generic ASCII character. (default)
1: JIS83 thin em-rule.
2: JIS83 thick em-rule.
-a All directories: also display hidden directories.
-h Help: display this text.