From 698d433e74a6dcc5d02e1d1f43083ca97433069b Mon Sep 17 00:00:00 2001
From: Robert Scott <code@humanleg.org.uk>
Date: Sat, 17 Jul 2021 13:04:41 +0100
Subject: [PATCH] exiv2: fix for darwin by providing libiconv

---
 pkgs/development/libraries/exiv2/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/libraries/exiv2/default.nix b/pkgs/development/libraries/exiv2/default.nix
index 2a394f8279b5..930bfc99f28e 100644
--- a/pkgs/development/libraries/exiv2/default.nix
+++ b/pkgs/development/libraries/exiv2/default.nix
@@ -10,6 +10,7 @@
 , doxygen
 , graphviz
 , libxslt
+, libiconv
 }:
 
 stdenv.mkDerivation rec {
@@ -33,6 +34,8 @@ stdenv.mkDerivation rec {
     libxslt
   ];
 
+  buildInputs = lib.optional stdenv.isDarwin libiconv;
+
   propagatedBuildInputs = [
     expat
     zlib