The fuser(1) man page mentions that -ks are extensions to POSIX. This is true, but so are -MN; add them.
(Compare e.g. http://www.opengroup.org/onlinepubs/009695399/utilities/fuser.html.) Joachim Index: fuser.1 =================================================================== RCS file: /usr/cvs/src/src/usr.bin/fstat/fuser.1,v retrieving revision 1.4 diff -u -p -r1.4 fuser.1 --- fuser.1 3 Sep 2010 11:09:28 -0000 1.4 +++ fuser.1 24 Sep 2010 19:30:09 -0000 @@ -142,5 +142,5 @@ utility is compliant with the specification. .Pp The flags -.Op Fl ks +.Op Fl kMNs are extensions to that specification.
