$!(an example DCL "wrapper" redirecting HTTP$INPUT to SYS$INPUT)
$ define /user perl_env_tables clisym_global,lnm$process
$ define /user sys$input http$input
$ perlrte = "$cgi-bin:[000000]perlrte.exe"
$ perlrte ht_root:[src.perl]perlrte_example4.pl