Add documentation for the installation.

1 files changed, 21 insertions, 5 deletions

diff --git a/INSTALL.gen b/INSTALL.gen
index 6e90e07d..898df3cc 100644
--- a/INSTALL.gen
+++ b/INSTALL.gen
@@ -1,8 +1,10 @@
 Installation Instructions
 *************************
 
-Copyright (C) 1994-1996, 1999-2002, 2004-2012 Free Software Foundation,
-Inc.
+Copyright (C) 1994-1996, 1999-2002, 2004-2013
+   Free Software Foundation, Inc.
+
+Last Update: 15 Apr 2013
 
    Copying and distribution of this file, with or without modification,
 are permitted in any medium without royalty provided the copyright
@@ -44,9 +46,23 @@ some point `config.cache' contains results you don't want to keep, you
 may remove or edit it.
 
    The file `configure.ac' (or `configure.in') is used to create
-`configure' by a program called `autoconf'.  You need `configure.ac' if
-you want to change it or regenerate `configure' using a newer version
-of `autoconf'.
+`configure' by a program called `autoconf'.  You need `configure.ac'
+if you want to change it or regenerate `configure' using a newer
+version of `autoconf'.
+
+   You can also use `autoreconf -I m4' which does the same as `autoconf'
+together with some other internal things.  You might get the following
+warnings:
+
+   /usr/share/aclocal/gtkglextmm-1.2.m4:225: warning: underquoted \
+definition of AC_GTKGLEXTMM_SUPPORTS_MULTIHEAD
+   /usr/share/aclocal/gtkglextmm-1.2.m4:225:   run info \
+'(automake)Extending aclocal'
+   /usr/share/aclocal/gtkglextmm-1.2.m4:225:   or see \
+http://www.gnu.org/software/automake/manual/automake.html#Extending-aclocal
+
+Just ignore this.  It is just a small bug that is known, but that was
+not corrected.
 
    The simplest way to compile this package is: