Bash treats the directory '//' specially.

[Jonathan Amery]

Configuration Information [Automatically generated, do not change]:
Machine: i386
OS: linux-gnu
Compiler: gcc
Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='i386' 
-DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='i386-pc-linux-gnu' 
-DCONF_VENDOR='pc' -DSHELL -DHAVE_CONFIG_H  -D_FILE_OFFSET_BITS=64  -I.  
-I/home/swt/doko/export/packages/bash/bash-2.03 
-I/home/swt/doko/export/packages/bash/bash-2.03/lib -I/usr/include -g -O2
uname output: Linux chiark 2.2.19 #1 Wed Mar 28 12:26:51 BST 2001 i586 unknown
Machine Type: i386-pc-linux-gnu

Bash Version: 2.03
Patch Level: 0
Release Status: release

Description:

chiark:~$ cd /; pwd
/
chiark:/$ cd //; pwd
//
chiark://$ cd ///; pwd
/
chiark:/$ cd //u2/jdamery; pwd
//u2/jdamery
chiark://u2/jdamery$ cd /u2/jdamery; pwd
/u2/jdamery
chiark:~$ 

Repeat-By:

 See above :)