diff --git a/usr.bin/doscmd/README b/usr.bin/doscmd/README
index a15078c88483..6f404d4fad9b 100644
--- a/usr.bin/doscmd/README
+++ b/usr.bin/doscmd/README
@@ -5,7 +5,7 @@ page for help on configuring doscmd.
 
 Things known not to work:
     *	No mouse support (yet)
-    *	No xms/ems support (yet)
+    *	No ems support (yet)
     *	No raw VGA support (yet)
     *	Printer support (yet)
     *	COM ports (being worked on)
diff --git a/usr.bin/doscmd/doscmd.1 b/usr.bin/doscmd/doscmd.1
index 76e4e31161b2..3c6958c9a1ab 100644
--- a/usr.bin/doscmd/doscmd.1
+++ b/usr.bin/doscmd/doscmd.1
@@ -705,6 +705,22 @@ such as:
 	Unknown interrupt 21 function 99
 .sp
 and exit.
+.Pp
+If
+.Nm
+emits the message 
+.Ic X11 support not compiled in
+when supplied the
+.Fl x
+switch, this support can be added by defining an environment variable
+.Ev X11BASE
+which points to the installed X Window System (normally
+.Pa /usr/X11R6
+) and then typing 
+.Ic make install
+in the source directory (normally 
+.Pa /usr/src/usr.bin/doscmd 
+).  For this to work, the X programmer's kit must have been installed.
 .Sh AUTHOR
 Pace Willisson
 .br