diff --git a/pkgs/development/libraries/ldns/default.nix b/pkgs/development/libraries/ldns/default.nix
index c4120e5bb0e..468ab90edb5 100644
--- a/pkgs/development/libraries/ldns/default.nix
+++ b/pkgs/development/libraries/ldns/default.nix
@@ -65,7 +65,7 @@ stdenv.mkDerivation rec {
     description = "Library with the aim of simplifying DNS programming in C";
     license = licenses.bsd3;
     homepage = http://www.nlnetlabs.nl/projects/ldns/;
-    platforms = platforms.linux;
+    platforms = platforms.unix;
     maintainers = with maintainers; [ jgeerds ];
   };
 }
diff --git a/pkgs/servers/sip/freeswitch/default.nix b/pkgs/servers/sip/freeswitch/default.nix
index 32acba433b1..ab4147230a9 100644
--- a/pkgs/servers/sip/freeswitch/default.nix
+++ b/pkgs/servers/sip/freeswitch/default.nix
@@ -1,6 +1,9 @@
 { fetchurl, stdenv, ncurses, curl, pkgconfig, gnutls, readline
 , openssl, perl, sqlite, libjpeg, speex, pcre
-, ldns, libedit, yasm, which, lua, libopus, libsndfile }:
+, ldns, libedit, yasm, which, lua, libopus, libsndfile
+
+, SystemConfiguration
+}:
 
 stdenv.mkDerivation rec {
   name = "freeswitch-1.6.20";
@@ -20,7 +23,7 @@ stdenv.mkDerivation rec {
     openssl ncurses curl gnutls readline perl libjpeg
     sqlite pcre speex ldns libedit yasm which lua libopus
     libsndfile
-  ];
+  ] ++ stdenv.lib.optionals stdenv.isDarwin [ SystemConfiguration ];
 
   NIX_CFLAGS_COMPILE = "-Wno-error";
 
@@ -31,6 +34,6 @@ stdenv.mkDerivation rec {
     homepage = https://freeswitch.org/;
     license = stdenv.lib.licenses.mpl11;
     maintainers = with stdenv.lib.maintainers; [ ];
-    platforms = with stdenv.lib.platforms; linux;
+    platforms = with stdenv.lib.platforms; unix;
   };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 488e9359ee3..6bd56de96b8 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13512,6 +13512,7 @@ in
 
   freeswitch = callPackage ../servers/sip/freeswitch {
     openssl = openssl_1_0_2;
+    inherit (darwin.apple_sdk.frameworks) SystemConfiguration;
   };
 
   fusionInventory = callPackage ../servers/monitoring/fusion-inventory { };