11.4 /usr - system programs, libraries, etc.
aset/ bin/ ccs/ demo/
dict -> ./share/lib/dict/ dt/ include/ kernel/
lib/ local -> /opt/local/ mail -> ../var/mail/ man -> ./share/man/
net/ news -> ../var/news/ openwin/ platform/
preserve -> ../var/preserve/ proc/ pub -> ./share/lib/pub/ sadm/
sbin/ share/ snadm/ spool -> ../var/spool/
src -> ./share/src/ tmp -> ../var/tmp/ ucb/ ucbinclude/
ucblib/ vmsys/