diff --git a/share/man/man9/at_exit.9 b/share/man/man9/at_exit.9
index 3d30d246710d..c1981ff5b0ab 100644
--- a/share/man/man9/at_exit.9
+++ b/share/man/man9/at_exit.9
@@ -34,10 +34,8 @@
 .Nd ask that a function be run at exit.
 .Sh SYNOPSIS
 .Fd #include <sys/systm.h>
-
 .Ft typedef void \*(lp*exitlist_fn\*(rp \*(lpstruct proc *\*(rp;
 
-
 .Ft int
 .Fn at_exit "exitlist_fn func"
 .Ft int
@@ -48,27 +46,28 @@ The
 facility allows a kernel module to ensure that it is notified
 at any process exit.
 The function
-.Ar func
+.Fa func
 is called with the a pointer to the exiting process's proc structure.
 .Pp
 If the requirement for notification is removed, then the function 
-.Nm rm_at_exit
+.Fn rm_at_exit
 must be called with the exact
-.Ar func
+.Fa func
 argument as the corresponding call to
 .Fn at_exit .
 .Pp
 .Sh RETURN VALUES
-.Nm at_exit
-returns an errno, 0 meaning success. 
-.Nm rm_at_exit
-returns the number of items removed (should be 0 or 1).
+The
+.Fa at_exit
+function returns an errno, 0 meaning success.  The
+.Fn rm_at_exit
+function returns the number of items removed (should be 0 or 1).
 .Sh SEE ALSO
 .Xr _exit 2
 .Sh HISTORY
 The
-.Nm at_exit
-appeared in
+.Fn at_exit
+function appeared in
 .Fx 2.2 .
 .Sh BUGS
 Since the exit queue is not sorted
diff --git a/share/man/man9/at_fork.9 b/share/man/man9/at_fork.9
index 3c560de018a9..a22b486dc22d 100644
--- a/share/man/man9/at_fork.9
+++ b/share/man/man9/at_fork.9
@@ -34,10 +34,7 @@
 .Nd ask that a function be run at fork.
 .Sh SYNOPSIS
 .Fd #include <sys/systm.h>
-
 .Ft typedef void \*(lp*forklist_fn\*(rp \*(lpstruct proc*, struct proc*, int\*(rp;
-
-
 .Ft void
 .Fn at_fork "forklist_fn func"
 .Ft void
@@ -48,7 +45,7 @@ The
 facility allows a kernel module to ensure that it is notified
 at any process fork.
 The function
-.Ar func
+.Fa func
 is called with the a pointer to the forking process's proc structure,
 a pointer to the child's process structure and a flag word,
 as used in
@@ -56,23 +53,23 @@ as used in
 to indicate the type of fork.
 .Pp
 If the requirement for notification is removed, then the function 
-.Nm rm_at_fork
+.Fn rm_at_fork
 must be called with the exact
-.Ar func
+.Fa func
 argument as the corresponding call to
 .Fn at_fork .
 .Pp
 .Sh RETURN VALUES
-.Nm at_fork
+.Fn at_fork
 returns an errno, 0 meaning success. 
-.Nm rm_at_fork
+.Fn rm_at_fork
 returns the number of items removed (should be 0 or 1).
 .Sh SEE ALSO
 .Xr fork 2
 .Sh HISTORY
 The
-.Nm at_fork
-appeared in
+.Fn at_fork
+function appeared in
 .Fx 2.2 .
 .Sh BUGS
 Since the fork queue is not sorted
diff --git a/share/man/man9/at_shutdown.9 b/share/man/man9/at_shutdown.9
index bf198dad5ce5..8544d31e6b61 100644
--- a/share/man/man9/at_shutdown.9
+++ b/share/man/man9/at_shutdown.9
@@ -48,34 +48,34 @@ The
 facility allows a kernel module to ensure that it is notified
 at system shutdown.
 The function
-.Ar func
+.Fa func
 is called with the flags indicating boot type, and the opaque argument
-.Ar arg
+.Fa arg
 when the system is shut down.
 .Pp
 If the requirement for notification is removed, then the function 
-.Nm rm_at_shutdown
+.Fn rm_at_shutdown
 must be called with the exact
-.Ar func
+.Fa func
 and
-.Ar arg
+.Fa arg
 arguments as the corresponding call to
 .Fn at_shutdown .
 There are two shutdown queues, one run before the final sync and one after.
 The last argument to 
-.Nm at_shutdown
+.Fa at_shutdown
 should be one of 
-.Em SHUTDOWN_PRE_SYNC
+.Dv SHUTDOWN_PRE_SYNC
 or
-.Em SHUTDOWN_POST_SYNC
+.Dv SHUTDOWN_POST_SYNC
 to specify which queue should be used.
-.Nm rm_at_shutdown
+.Fn rm_at_shutdown
 will remove an entry from either queue.
 .Pp
 .Sh RETURN VALUES
-.Nm at_shutdown
+.Fn at_shutdown
 returns an error code, 0 meaning success. 
-.Nm rm_at_shutdown
+.Fn rm_at_shutdown
 returns the number of items removed (should be 0 or 1).
 .Sh SEE ALSO
 .Xr reboot 2 ,