-If you compile with --enable-debug flag you should run abook like this:
-abook 2> debug or abook 2> /dev/null. Abook has been compiled and tested
-successfully on following platforms: (NOTE: All versions of abook haven't
-been tested on all platforms.)
+If you compile with --enable-debug flag you should redirect standard error
+to somewhere. (for example abook 2> debug or abook 2> /dev/null. Abook has
+been compiled and tested successfully on following platforms:
+(NOTE: All versions of abook haven't been tested on all platforms.)