From 1313542b6b602f43fa6e1c2ee84400753fc9c97a Mon Sep 17 00:00:00 2001
From: Michael Fellinger <m.fellinger@gmail.com>
Date: Tue, 20 Feb 2018 11:29:07 +0100
Subject: [PATCH] Support darwin

---
 pkgs/development/ruby-modules/gem-config/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/ruby-modules/gem-config/default.nix b/pkgs/development/ruby-modules/gem-config/default.nix
index 6ae3c824a4eb..8da6355e0016 100644
--- a/pkgs/development/ruby-modules/gem-config/default.nix
+++ b/pkgs/development/ruby-modules/gem-config/default.nix
@@ -92,7 +92,7 @@ in
     dontBuild = false;
     postPatch = ''
       substituteInPlace lib/ethon/curls/settings.rb \
-        --replace "libcurl" "${curl.out}/lib/libcurl.so"
+        --replace "libcurl" "${curl.out}/lib/libcurl${stdenv.hostPlatform.extensions.sharedLibrary}"
     '';
   };