From df27b34918c03ffca62090c391ea159002e6ab9d Mon Sep 17 00:00:00 2001
From: Dan Peebles <pumpkin@me.com>
Date: Wed, 2 Dec 2015 18:05:37 -0500
Subject: [PATCH] psycopg2: fix build on darwin

For some reason its build script requires libssl only on darwin.
---
 pkgs/top-level/python-packages.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index a392d67d340..6910f42e2a4 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -13628,6 +13628,7 @@ in modules // {
       sha256 = "07ivzl7bq8bjcq5n90w4bsl29gjfm5l8yamw0paxh25si8r3zfi4";
     };
 
+    buildInputs = optional stdenv.isDarwin pkgs.openssl;
     propagatedBuildInputs = with self; [ pkgs.postgresql ];
 
     meta = {