man pages section 1: User Commands
    
I
 
 i386 -- get processor type truth value ( Index Term Link )
 
 iAPX286 -- get processor type truth value ( Index Term Link )
 
 IFS variable -- sh ( Index Term Link )
 
 indicator -- (FMLI utility) displays application specific alarms or working indicator, or both, on FMLI banner line ( Index Term Link )
 
 indxbib -- create an inverted index to a bibliographic database ( Index Term Link )
 
 install -- install files ( Index Term Link )
 
 instruction set, determining which variant is optimal to use -- optisa ( Index Term Link )
 
 integer
  prompts for an integer -- ckint ( Index Term Link )
  provides error message for integer -- errint ( Index Term Link )
  provides help message for integer -- helpint ( Index Term Link )
  validates an integer -- valint ( Index Term Link )
 
 integer, range
  prompts for an integer within a specified range -- ckrange ( Index Term Link )
  provides error message for integer within a specified range -- errange ( Index Term Link )
  provides help message for integer within a specified range -- helprange ( Index Term Link )
  validate an integer within a specified range -- valrange ( Index Term Link )
 
 interactive message processing system -- mail ( Index Term Link )
 
 interactive message processing system -- Mail ( Index Term Link )
 
 Internet
  transfer files to and from a remote machine -- tftp ( Index Term Link )
  transfer of files to and from remote network sites -- ftp ( Index Term Link )
  user name directory service -- whois ( Index Term Link )
 
 interprocess communication
  remove a message queue, semaphore set, or shared memory ID -- ipcrm ( Index Term Link )
  report status -- ipcs ( Index Term Link )
 
 invoke a command with an altered scheduling priority -- nice ( Index Term Link )
 
 ipcrm -- remove a message queue, semaphore set, or shared memory ID ( Index Term Link )
 
 ipcs -- report inter-process communication facilities status ( Index Term Link )
 
 isainfo -- describe instruction set architectures ( Index Term Link )
 
 isalist -- display the native instruction sets executable on this platform ( Index Term Link )