For further information on this topic, see Tools and Utilities.
The printf subroutine.
The ed command in AIX 5L Version 5.2 Commands Reference, Volume 2.
The lex command, AIX 5L Version 5.2 Commands Reference, Volume 3.
The sed command in AIX 5L Version 5.2 Commands Reference, Volume 5.
The yacc command in AIX 5L Version 5.2 Commands Reference, Volume 6.