From 85eb92df39b3825183d9a737aed0fdb3872c9241 Mon Sep 17 00:00:00 2001
From: Matthias Andreas Benkard <matthias@benkard.de>
Date: Mon, 23 Jun 2008 20:29:43 +0200
Subject: Allow binding NIL in environments.

---
 MLKInterpreter.m | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'MLKInterpreter.m')

diff --git a/MLKInterpreter.m b/MLKInterpreter.m
index 1f158ec..a8b94ee 100644
--- a/MLKInterpreter.m
+++ b/MLKInterpreter.m
@@ -48,6 +48,7 @@ static MLKSymbol *FUNCALL;
 static MLKSymbol *EVAL;
 static MLKSymbol *QUOTE;
 static MLKSymbol *SETQ;
+static MLKSymbol *PROGV;
 static MLKSymbol *_DEFMACRO;
 
 
@@ -69,6 +70,7 @@ static MLKSymbol *_DEFMACRO;
   EVAL = [cl intern:@"EVAL"];
   QUOTE = [cl intern:@"QUOTE"];
   SETQ = [cl intern:@"SETQ"];
+  PROGV = [cl intern:@"PROGV"];
   _DEFMACRO = [sys intern:@"%DEFMACRO"];
 }
 
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