diff --git a/man/curs_in_wch.3x b/man/curs_in_wch.3x
index 8709d13..5f50e5a 100644
--- a/man/curs_in_wch.3x
+++ b/man/curs_in_wch.3x
@@ -1,5 +1,5 @@
 .\"***************************************************************************
-.\" Copyright (c) 2002,2006 Free Software Foundation, Inc.                   *
+.\" Copyright (c) 2002-2006,2010 Free Software Foundation, Inc.              *
 .\"                                                                          *
 .\" Permission is hereby granted, free of charge, to any person obtaining a  *
 .\" copy of this software and associated documentation files (the            *
@@ -26,13 +26,13 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: curs_in_wch.3x,v 1.2 2006/02/25 21:42:22 tom Exp $
+.\" $Id: curs_in_wch.3x,v 1.5 2010/12/04 18:36:44 tom Exp $
 .TH curs_in_wch 3X ""
 .SH NAME
 \fBin_wch\fR,
 \fBmvin_wch\fR,
 \fBmvwin_wch\fR,
-\fBwin_wch\fR - extract a complex character and rendition from a window
+\fBwin_wch\fR \- extract a complex character and rendition from a window
 .SH SYNOPSIS
 \fB#include <curses.h>\fR
 .sp
@@ -53,6 +53,10 @@
 Also, the \fImv\fR routines check for error moving the cursor, returning ERR
 in that case.
 Otherwise they return OK
+.PP
+Functions with a "mv" prefix first perform a cursor movement using
+\fBwmove\fP, and return an error if the position is outside the window,
+or if the window pointer is null.
 .SH NOTES
 Note that all of these routines may be macros.
 .SH PORTABILITY
@@ -60,9 +64,3 @@
 .SH SEE ALSO
 \fBcurses\fR(3X),
 \fBcurs_inch\fR(3X).
-.\"#
-.\"# The following sets edit modes for GNU EMACS
-.\"# Local Variables:
-.\"# mode:nroff
-.\"# fill-column:79
-.\"# End: