From df0922aab7d0a6501b6605087ce9ae12e1c6ca54 Mon Sep 17 00:00:00 2001
From: Michael Raskin <7c6f434c@mail.ru>
Date: Fri, 26 Feb 2010 07:14:11 +0000
Subject: [PATCH] Fix argument retrieval

svn path=/nixpkgs/trunk/; revision=20263
---
 pkgs/development/compilers/ecl/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/compilers/ecl/default.nix b/pkgs/development/compilers/ecl/default.nix
index 75e9a6acbac..be5f83941aa 100644
--- a/pkgs/development/compilers/ecl/default.nix
+++ b/pkgs/development/compilers/ecl/default.nix
@@ -16,7 +16,8 @@ rec {
     "--enable-threads"
     ]
     ++
-    (a.lib.optional (! a.noUnicode) "--enable-unicode")
+    (a.lib.optional (! (a.lib.attrByPath ["noUnicode"] false a)) 
+      "--enable-unicode")
     ;
 
   /* doConfigure should be removed if not needed */