From 5d092b3052b2fad2c1b6f73bb4765cc6f2eca8e2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Josef=20Kemetm=C3=BCller?= <josef.kemetmueller@gmail.com>
Date: Wed, 6 Jun 2018 23:57:08 +0200
Subject: [PATCH] rPackages.cluster: fix darwin build

This fixes the error:
    ld: library not found for -liconv
---
 pkgs/development/r-modules/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/r-modules/default.nix b/pkgs/development/r-modules/default.nix
index cbaea0f0d85..82ebe2f15e4 100644
--- a/pkgs/development/r-modules/default.nix
+++ b/pkgs/development/r-modules/default.nix
@@ -433,6 +433,7 @@ let
     PET = [ pkgs.which pkgs.xorg.xdpyinfo pkgs.imagemagick ];
     dti = [ pkgs.which pkgs.xorg.xdpyinfo pkgs.imagemagick ];
     mzR = [ pkgs.netcdf ];
+    cluster = [ pkgs.libiconv ];
   };
 
   packagesRequireingX = [