osf1 man page for yes

yes(1)							      General Commands Manual							    yes(1)

NAME
       yes - Affirms repetitively

SYNOPSIS
       yes [explication]

DESCRIPTION
       The  yes  command repeatedly outputs y, or the locale's equivalent of a y, or, if specified, explication.  (The LC_MESSAGES variable deter-
       mines the locale's equivalent of y or n (for yes/no queries)).

       The yes command is useful for providing continuous input to a program.  Terminate output by pressing the Interrupt key sequence.

EXAMPLES
       To delete all files in a directory (using the rm command) and automatically send an affirmative response to the request	for  confirmation,
       enter: yes | rm -i *

ENVIRONMENT VARIABLES
       Determines  the behavior of character classes used in the extended regular expression defined for the yesexpr locale keyword in the LC_MES-
       SAGES category.	Determines the locale for the processing of affirmative responses.

																	    yes(1)