The point here is that /etc/environment is a pam_env(8) thing. The pam_env(8) page documents /etc/environment, but users can't easily discover that information. There needs to me a man page "link" , environmen(5), that points to pam_env(8). I filed this report to get that fixed:
https://fedorahosted.org/linux-pam/ticket/55 ** Bug watch added: fedorahosted.org/linux-pam/ #55 https://fedorahosted.org/linux-pam/ticket/55 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to the bug report. https://bugs.launchpad.net/bugs/18574 Title: /etc/environment lacks man page. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/manpages/+bug/18574/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs