2 files changed, 18 insertions, 3 deletions
diff --git a/share/man/man4/filemon.4 b/share/man/man4/filemon.4
index fe0c430..92876a3 100644
--- a/share/man/man4/filemon.4
+++ b/share/man/man4/filemon.4
@@ -31,7 +31,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd January 28, 2016
+.Dd March 9, 2016
 .Dt FILEMON 4
 .Os
 .Sh NAME
@@ -125,6 +125,19 @@ function returns the value 0 if successful;
 otherwise the value \-1 is returned and the global variable
 .Va errno
 is set to indicate the error.
+.Sh ERRORS
+The
+.Fn ioctl
+system call
+with
+.Dv FILEMON_SET_FD
+will fail if:
+.Bl -tag -width Er
+.It Bq Er EEXIST
+The
+.Nm
+handle is already associated with a file descriptor.
+.El
 .Sh FILES
 .Bl -tag -width ".Pa /dev/filemon"
 .It Pa /dev/filemon
@@ -193,3 +206,6 @@ Only children of the set process are logged.
 Processes can escape being traced by double forking.
 This is not seen as a problem as the intended use is build monitoring, which
 does not make sense to have daemons for.
+.Pp
+Unloading the module may panic the system, thus requires using
+.Ic kldunload -f .
diff --git a/share/man/man9/make_dev.9 b/share/man/man9/make_dev.9
index 0c53e8d..fa186e6 100644
--- a/share/man/man9/make_dev.9
+++ b/share/man/man9/make_dev.9
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd Jan 3, 2016
+.Dd March 2, 2016
 .Dt MAKE_DEV 9
 .Os
 .Sh NAME
@@ -460,7 +460,6 @@ flag was specified and the provided device name already exists.
 .Sh SEE ALSO
 .Xr devctl 4 ,
 .Xr devfs 5 ,
-.Xr destroy_dev_drain 9 ,
 .Xr dev_clone 9
 .Sh HISTORY
 The