From 7e4dcb6c2b680f59eac06f57fc41a7c1342f7097 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Wed, 22 Apr 2009 17:44:44 +0000
Subject: [PATCH] * Urgh.  Perl is built during the stdenv bootstrap, where we
 don't   have libpthread.  So don't build with thread support there.

svn path=/nixpkgs/branches/stdenv-updates/; revision=15253
---
 pkgs/development/interpreters/perl-5.10/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/interpreters/perl-5.10/default.nix b/pkgs/development/interpreters/perl-5.10/default.nix
index 8103a2f8c902..2acae30889e5 100644
--- a/pkgs/development/interpreters/perl-5.10/default.nix
+++ b/pkgs/development/interpreters/perl-5.10/default.nix
@@ -23,7 +23,8 @@ stdenv.mkDerivation {
   # $out/lib/perl5 - this is the general default, but because $out
   # contains the string "perl", Configure would select $out/lib.
   configureFlags = ''
-    -de -Dcc=gcc -Uinstallusrbinperl -Dinstallstyle=lib/perl5 -Duseshrplib -Dusethreads
+    -de -Dcc=gcc -Uinstallusrbinperl -Dinstallstyle=lib/perl5 -Duseshrplib
+    ${if stdenv ? glibc then "-Dusethreads" else ""}
   '';
 
   configureScript = "./Configure";