OpenVMS support

[polluks]

Right now it looks like this

     ___   
 ___/   \___        USER POLLUKS
/   '---'   \         OS (null)
'--_______--'     KERNEL 0
     / \          UPTIME 0h 0m
    /   \          SHELL (null)
   /     \          PKGS %DCL-W-IVVERB, unrecognized command verb - check validi
ty and spelling