STDIN.STDOUT.connection.pipe 
chat2.proc.passwd.examp 
getXdisplayvar.pl 
interactive-perl-shell 
lastlog.anal 
limit.memory.example 
perlpp.try.and.recover 
pipe.Q.and.A 
pipe.data.ready.using.select.and.vec 
piping.question 
preambulate  
rcmd.implementation.pl 
sighandle.pl