man pages section 1: User Commands
    
H
 
 halt system without checking disks — fasthalt ( Index Term Link )
 
 hash — shell built-in functions to evaluate the internal hash table of the contents of directories ( Index Term Link )
 
 hashstat — shell built-in functions to evaluate the internal hash table of the contents of directories ( Index Term Link )
 
 head — display first few lines of files ( Index Term Link )
 
 history — shell built-in functions to re-use previous command-lines from the current shell ( Index Term Link )
 
 HOME variable — sh ( Index Term Link )
 
 host machines, local
  show status — ruptime ( Index Term Link )
  who is logged in — rwho ( Index Term Link )
 
 host machines, remote
  display status of network hosts (RPC version) — rup ( Index Term Link )
  who is logged in — rusers ( Index Term Link )
 
 host resident PostScript font downloader — download ( Index Term Link )
 
 hostid — display host ID ( Index Term Link )
 
 hostname — display host name ( Index Term Link )