From a85264fb5a5f7cc8a62153fa562808ef60a9330e Mon Sep 17 00:00:00 2001
From: dos-reis <gdr@axiomatics.org>
Date: Wed, 7 Jan 2009 00:10:06 +0000
Subject: 	* algebra/any.spad.pamphlet (Maybe): Rework.

---
 src/interp/sys-utility.boot | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/interp')

diff --git a/src/interp/sys-utility.boot b/src/interp/sys-utility.boot
index d34cc4b8..3fcbdf9c 100644
--- a/src/interp/sys-utility.boot
+++ b/src/interp/sys-utility.boot
@@ -40,6 +40,9 @@ namespace BOOT
 --%
 $COMBLOCKLIST := nil
 
+++ No value marker for the Maybe domain.
+%nothing == KEYWORD::%OpenAxiomNoValue
+
 
 --%
 
-- 
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