# program expects envariables
@ARGV = keys %ENV unless @ARGV;
# program expects source code
@ARGV = glob("*.[chyC]") unless @ARGV;
# program tolerates gzipped files
# from PCB 16.6
@ARGV = map { /^\.(gz|Z)$/ ? "gzip -dc $_ |" : $_ } @ARGV;
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Copyright © 1998, Tom Christiansen
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