===================================================================
RCS file: /cvs/mandoc/catman.8,v
retrieving revision 1.9
retrieving revision 1.10
diff -u -p -r1.9 -r1.10
--- mandoc/catman.8	2025/06/29 23:00:58	1.9
+++ mandoc/catman.8	2025/06/29 23:21:07	1.10
@@ -1,4 +1,4 @@
-.\"	$Id: catman.8,v 1.9 2025/06/29 23:00:58 schwarze Exp $
+.\"	$Id: catman.8,v 1.10 2025/06/29 23:21:07 schwarze Exp $
 .\"
 .\" Copyright (c) 2017 Ingo Schwarze <schwarze@openbsd.org>
 .\"
@@ -102,6 +102,20 @@ to exit before the iteration over input files is even 
 .Bl -tag -width Ds -offset indent
 .It unknown option \-\- Ar option
 An invalid option was passed on the command line.
+.It missing arguments: srcdir and dstdir
+No argument was provided.
+Both
+.Ar srcdir
+and
+.Ar dstdir
+are mandatory.
+.It missing argument: dstdir
+Only one argument was provided.
+The second argument,
+.Ar dstdir ,
+is mandatory, too.
+.It too many arguments: Ar third argument
+Three or more arguments were provided, but only two are supported.
 .It Sy socketpair : Ar reason
 The sockets needed for communication with
 .Xr mandocd 8
@@ -180,7 +194,7 @@ The function
 .Xr fts_read 3
 reported a non-fatal error with respect to
 .Ar filename .
-.It Ar filname : No not a regular file
+.It file Ar filename : No not a regular file
 For example, it might be a symbolic link or a device file.
 .It Sy open Ar filename No for reading : Ar reason
 A file below