diff --git a/INSTALL b/INSTALL
index 9e89da155e3bc19ee2b4799f7d4ca4e6f80981db..a71df230a4e639de2de54ce71381fdfbc96719e4 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,5 +1,5 @@
 #
-# $Id: INSTALL,v 1.3 1991/09/16 17:24:01 ceder Exp $
+# $Id: INSTALL,v 1.4 1991/09/21 01:33:51 ceder Exp $
 # Copyright (C) 1991  Lysator Academic Computer Association.
 #
 # This file is part of the LysKOM server.
@@ -37,6 +37,11 @@ in a few places.  It shouldn't be too hard to rewrite those parts (but
 since gcc is the only compiler that supports prototypes that we have we
 cannot tell).
 
+The server was written with the assumption that full prototypes was
+available for all functions in the standard libraries, so we don't
+cast our pointers. This could lead to errors if no function prototypes
+are given by the include files.
+
 2) ld -L
 
 If your ld doesn't support the -L flag (or if it is used for something
@@ -117,6 +122,20 @@ In the following, $T stands for the directory in which this file
    created.  It can be set individually for each conference.  This is
    the default value.
 
+   DEFAULT_CLIENT_SERVICE and DEFAULT_MUX_SERVICE are strings that
+   contains a symbolic name for the TCP/IP port that the server uses
+   to accept connetions from clients and muxes. (Muxes are not
+   released yet). The "standard" port for LysKOM clients is 4894, and
+   for muxes 4895. You must either change DEFAULT_CLIENT_SERVICE from
+   "lyskom" to "4894" (and similar for DEFAULT_MUX_SERVICE) or add the
+   following two lines to /etc/services. (Note that some unixes don't
+   allow blank lines in /etc/services!).
+
+--------------- Add these two lines to /etc/services ----------------
+lyskom		4894/tcp			# LysKOM MUX (Client)
+lyskom-mux	4895/tcp			# LysKOM server (MUX)
+---------------------------------------------------------------------
+
 5) Edit src/server/tmp-limits.h
 
    There is a hardcoded limit to the number of persons and texts that
@@ -154,7 +173,9 @@ In the following, $T stands for the directory in which this file
 	done
 	make binaries
 
-   All binaries should now be built.
+   src/server/lyskomd and src/server/dbck should now be built. If you
+   get an error message from ld about libresolv.a just omit "-lresolv"
+   from LIBS in src/server/Makefile, or fix your resolv library.
 
 8) Ask root to create a user `lyskom' (or a name of your choice).
 
@@ -167,7 +188,8 @@ In the following, $T stands for the directory in which this file
 	mkdir /usr/lyskom
 	cd /usr/lyskom
 	mkdir db
-	cp -r $T/db-crypt db
+	cp $T/db-crypt/db/* db
+	mkdir etc
 	mkdir bin
 	cp $T/run-support/updateLysKOM bin/updateLysKOM
 	cp $T/src/server/lyskomd $T/src/server/dbck bin