--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 7.0aa.  Last change: 2005 Feb 21
+*options.txt*	For Vim version 7.0aa.  Last change: 2005 Feb 23
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -2986,7 +2986,8 @@ A jump table for the options with a shor
 	font names a list can be specified, font names separated with commas.
 	The first valid font is used.
 
-	When 'guifontset' is not empty, 'guifont' is not used.
+	On systems where 'guifontset' is supported (X11) and 'guifontset' is
+	not empty, then 'guifont' is not used.
 
 	Spaces after a comma are ignored.  To include a comma in a font name
 	precede it with a backslash.  Setting an option requires an extra
@@ -3003,7 +3004,7 @@ A jump table for the options with a shor
 	the case of X).  The font names given should be "normal" fonts.  Vim
 	will try to find the related bold and italic fonts.
 
-	For Win32, GTK and Photon only: >
+	For Win32, GTK, Mac OS and Photon: >
 	    :set guifont=*
 <	will bring up a font requester, where you can pick the font you want.
 
@@ -3013,7 +3014,10 @@ A jump table for the options with a shor
 	For the GTK+ 2 GUI the font name looks like this: >
 	    :set guifont=Andale\ Mono\ 11
 <	That's all.  XLFDs are no longer accepted.
-								*E236*
+
+	For Mac OSX you can use something like this: >
+	    :set guifont=Monaco:h10
+<								*E236*
 	Note that the fonts must be mono-spaced (all characters have the same
 	width).  An exception is GTK 2: all fonts are accepted, but
 	mono-spaced fonts look best.