--- a/INSTALL	Thu Sep 09 21:50:24 2004 +0000
+++ b/INSTALL	Fri Sep 10 11:58:33 2004 +0000
@@ -45,10 +45,11 @@
 on-line documentation. The exact amount depends greatly on the number
 of extra Lisp packages that are installed.
 
-XEmacs requires an ANSI C compiler, such as GCC.  If you wish to build
-the documentation yourself, you will need at least version 1.68 of
-makeinfo (GNU texinfo-3.11).  GNU Texinfo 4.2 is recommended; it is
-necessary for building Lisp packages, and we may move to it for the core.
+XEmacs requires an ANSI C compiler, such as GCC, and a POSIX compatible
+make, such as GNU Make.  If you wish to build the documentation
+yourself, you will need at least version 1.68 of makeinfo (GNU
+texinfo-3.11).  GNU Texinfo 4.2 is recommended; it is necessary for
+building Lisp packages, and we may move to it for the core.
 
 A note on terminology: unfortunately the terms "library" and "package"
 are heavily overloaded.  In the following, "library" refers to an