From 802527baa201bf4699cda3826138d490c75e976f Mon Sep 17 00:00:00 2001
From: Chris Warburton <chris@zipabout.com>
Date: Fri, 6 Jan 2023 11:25:08 +0000
Subject: [PATCH] rPackages.classInt: add libiconv dependency to fix build on
 darwin

Avoids 'ld: library not found for -liconv' on x86_64-darwin
---
 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 22941031515..a01c053f2ee 100644
--- a/pkgs/development/r-modules/default.nix
+++ b/pkgs/development/r-modules/default.nix
@@ -325,6 +325,7 @@ let
     Cardinal = [ pkgs.which ];
     chebpol = [ pkgs.fftw.dev ];
     ChemmineOB = with pkgs; [ openbabel pkg-config ];
+    classInt = lib.optional stdenv.isDarwin [ pkgs.libiconv ];
     curl = [ pkgs.curl.dev ];
     data_table = [ pkgs.zlib.dev ] ++ lib.optional stdenv.isDarwin pkgs.llvmPackages.openmp;
     devEMF = with pkgs; [ xorg.libXft.dev ];