treewide: fix darwin builds by using getOutput

This fixes eval for pkgs referring to optional static output

pkgs/applications/science/logic/boolector/default.nix

@@ -23,7 +23,10 @@ let
   license = with stdenv.lib.licenses; if useV16 then unfreeRedistributable else gpl3;
 in
 stdenv.mkDerivation (boolectorPkg // {
-  buildInputs = [ zlib stdenv.cc.libc.static zlib.static ];
+  buildInputs = [
+    zlib zlib.static (stdenv.lib.getOutput "static" stdenv.cc.libc)
+  ];
+
   enableParallelBuilding = false;
 
   installPhase = ''

pkgs/development/tools/misc/prelink/default.nix

@@ -6,7 +6,9 @@ in
 stdenv.mkDerivation rec {
   name = "prelink-${version}";
 
-  buildInputs = [ libelf stdenv.cc.libc stdenv.cc.libc.static ];
+  buildInputs = [
+    libelf stdenv.cc.libc (stdenv.lib.getOutput "static" stdenv.cc.libc)
+  ];
 
   src = fetchurl {
     url = "http://people.redhat.com/jakub/prelink/prelink-${version}.tar.bz2";

pkgs/os-specific/linux/sinit/default.nix

@@ -10,7 +10,7 @@ let
     rev = "refs/tags/v${version}";
   };
   buildInputs = [
-    stdenv.cc.libc.static
+    (stdenv.lib.getOutput "static" stdenv.cc.libc)
   ];
 in
 stdenv.mkDerivation {

pkgs/tools/backup/partclone/default.nix

@@ -14,7 +14,10 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ autoreconfHook pkgconfig ];
-  buildInputs = [ e2fsprogs libuuid stdenv.cc.libc stdenv.cc.libc.static ];
+  buildInputs = [
+    e2fsprogs libuuid stdenv.cc.libc
+    (stdenv.lib.getOutput "static" stdenv.cc.libc)
+  ];
 
   enableParallelBuilding = true;