--- ./bzip2-1.0.8/bzip2.1	2019-07-13 19:50:05.000000000 +0200
+++ ./bzip2-1.0.8/bzip2.1.new	2021-01-29 11:51:04.091430407 +0100
@@ -170,6 +170,17 @@
 to try to recover data from
 damaged files.
 
+Unlike 
+.I GNU gzip,
+.I bzip2 
+will not create a cascade of
+.I .bz2 
+suffixes even when using the 
+.I --force
+option:
+
+       filename.bz2    dose not become   filename.bz2.bz2
+
 Return values: 0 for a normal exit, 1 for environmental problems (file
 not found, invalid flags, I/O errors, &c), 2 to indicate a corrupt
 compressed file, 3 for an internal consistency error (eg, bug) which