man pages section 3: Basic Library Functions
    
H
 
 halt system processor, - reboot ( Index Term Link )
 
 hash-table search routine, - hsearch ( Index Term Link )
 
 hasmntopt - get mnttab file information ( Index Term Link )
 
 hcreate - create hash table ( Index Term Link )
 
 hdestroy - destroy hash table ( Index Term Link )
 
 host ID, get unique identifier of current host - gethostid ( Index Term Link )
 
 host name
  get name of current host - gethostname ( Index Term Link )
  set name of current host - sethostname ( Index Term Link )
 
 hsearch - hash-table search routine ( Index Term Link )