-Node: Invoking gzip\7f9827
-Node: Advanced usage\7f14819
-Node: Environment\7f16406
-Node: Tapes\7f16971
-Node: Problems\7f17988
-Node: GNU Free Documentation License\7f18458
-Node: Concept index\7f43626
+Node: Invoking gzip\7f9829
+Node: Advanced usage\7f14821
+Node: Environment\7f16408
+Node: Tapes\7f16973
+Node: Problems\7f17990
+Node: GNU Free Documentation License\7f18460
+Node: Concept index\7f43628