cantrelld@c0025:~$ ls -l `which sh` lrwxrwxrwx 1 root root 4 Nov 17 09:54 /bin/sh -> bash cantrelld@c0025:~$ perl -le '%ENV=("foo bar" => 1); print `env`;' foo bar=1 cantrelld@c0025:~$ perl -v This is perl, v5.8.4 built for i386-linux-thread-multi