Merge pull request #130059 from smancill/fix-darwin-packages

Fix packages on Darwin

pkgs/applications/misc/gcal/default.nix

···
-{ lib, stdenv, fetchurl, ncurses, fetchpatch }:
+{ lib, stdenv, fetchurl, ncurses, gettext, fetchpatch }:
 
 stdenv.mkDerivation rec {
   pname = "gcal";
···
 
   enableParallelBuilding = true;
 
-  buildInputs = [ ncurses ];
+  buildInputs = [ ncurses ] ++ lib.optional stdenv.isDarwin gettext;
 
   meta = {
     description = "Program for calculating and printing calendars";

pkgs/tools/misc/bmon/default.nix

···
 
   nativeBuildInputs = [ autoreconfHook pkg-config ];
 
-  buildInputs = [ ncurses libconfuse libnl ];
+  buildInputs = [ ncurses libconfuse ] ++ lib.optional stdenv.isLinux libnl;
 
   preConfigure = ''
     # Must be an absolute path
···
     #  - https://github.com/tgraf/bmon/blob/master/LICENSE.BSD
     #  - https://github.com/tgraf/bmon/blob/master/LICENSE.MIT
     license = licenses.bsd2;
-    platforms = platforms.linux;
+    platforms = platforms.unix;
     maintainers = with maintainers; [ bjornfor pSub ];
   };
 }

pkgs/tools/networking/ifstat-legacy/default.nix

···
     sha256 = "01zmv6vk5kh5xmd563xws8a1qnxjb6b6kv59yzz9r3rrghxhd6c5";
   };
 
-  buildInputs = [ net-snmp ];
+  buildInputs = lib.optional stdenv.isLinux net-snmp;
 
   nativeBuildInputs = [ autoreconfHook ];