+ # See also environment variables set in main, tuning compression levels
+ my @COMPRESSIONS = (
+ # compressors-dict-key, file-extension, flags-as-string
+ [ "gzip", "gz", "--gzip" ],
+ [ "bzip2", "bz2", "--bzip2" ],
+ [ "lzip", "lz", "--lzip" ],
+ [ "xz", "xz", "--xz" ],
+ );
+