Fix markup in rctl(8) - the 'rule' or 'filter' arguments are not optional.

MFC after:	1 month
Sponsored by:	The FreeBSD Foundation

diff --git a/usr.bin/rctl/rctl.8 b/usr.bin/rctl/rctl.8
index 9fc1c1ce79c1bde2300ca01253968dc608f60599..c9aa6f430a7053d1fa116c4c8bbe1133c5734d44 100644 (file)
--- a/usr.bin/rctl/rctl.8
+++ b/usr.bin/rctl/rctl.8
@@ -25,7 +25,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd September 14, 2015
+.Dd November 5, 2015
 .Dt RCTL 8
 .Os
 .Sh NAME
@@ -38,19 +38,19 @@
 .Op Ar filter
 .Nm
 .Fl a
-.Op Ar rule
+.Ar rule
 .Nm
 .Fl l
 .Op Fl h
 .Op Fl n
-.Op Ar filter
+.Ar filter
 .Nm
 .Fl r
-.Op Ar filter
+.Ar filter
 .Nm
 .Fl u
 .Op Fl h
-.Op Ar filter
+.Ar filter
 .Pp
 .Nm
 requires the kernel to be compiled with: