Connect mitigations(7) to the build

Also add some cross references.

Sponsored by:	The FreeBSD Foundation

share/man/man7/Makefile

@@ -19,6 +19,7 @@ MAN=	arch.7 \
 	hostname.7 \
 	intro.7 \
 	maclabel.7 \
+	mitigations.7 \
 	operator.7 \
 	orders.7 \
 	ports.7 \

share/man/man7/security.7

@@ -26,7 +26,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd August 18, 2023
+.Dd October 5, 2023
 .Dt SECURITY 7
 .Os
 .Sh NAME
@@ -1101,6 +1101,7 @@ Enables mapping of simultaneously writable and executable pages for
 .Xr xdm 1 Pq Pa ports/x11/xorg-clients ,
 .Xr group 5 ,
 .Xr ttys 5 ,
+.Xr mitigations 7 ,
 .Xr accton 8 ,
 .Xr init 8 ,
 .Xr sshd 8 ,

usr.bin/elfctl/elfctl.1

@@ -24,7 +24,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd February 4, 2022
+.Dd October 5, 2023
 .Dt ELFCTL 1
 .Os
 .Sh NAME
@@ -95,6 +95,8 @@ Features may also be specified as a single combined value:
 .Bd -literal -offset -indent
 elfctl -e =0x5 file
 .Ed
+.Sh SEE ALSO
+.Xr mitigations 7
 .Sh HISTORY
 .Nm
 first appeared in

usr.bin/proccontrol/proccontrol.1

@@ -26,7 +26,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd September 2, 2021
+.Dd October 5, 2023
 .Dt PROCCONTROL 1
 .Os
 .Sh NAME
@@ -126,7 +126,8 @@ process 1020, do
 .Sh SEE ALSO
 .Xr kill 2 ,
 .Xr procctl 2 ,
-.Xr ptrace 2
+.Xr ptrace 2 ,
+.Xr mitigations 7
 .Sh HISTORY
 The
 .Nm