Fix some meta.platforms attributes to build more stuff on Darwin

pkgs/development/compilers/gcc/4.6/default.nix

@@ -462,7 +462,7 @@ stdenv.mkDerivation ({
     # Volunteers needed for the {Cyg,Dar}win ports of *PPL.
     # gnatboot is not available out of linux platforms, so we disable the darwin build
     # for the gnat (ada compiler).
-    platforms = stdenv.lib.platforms.linux ++ optionals (langAda == false && libelf == null) [ "i686-darwin" ];
+    platforms = stdenv.lib.platforms.linux ++ optionals (langAda == false) stdenv.lib.platforms.darwin;
   };
 }
 

pkgs/development/libraries/gts/default.nix

@@ -23,6 +23,6 @@ stdenv.mkDerivation rec {
     '';
 
     maintainers = [ stdenv.lib.maintainers.viric ];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
   };
 }

pkgs/development/libraries/harfbuzz/default.nix

@@ -20,6 +20,6 @@ stdenv.mkDerivation rec {
     description = "An OpenType text shaping engine";
     homepage = http://www.freedesktop.org/wiki/Software/HarfBuzz;
     maintainers = [ stdenv.lib.maintainers.eelco ];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
   };
 }

pkgs/development/libraries/libiconv/default.nix

@@ -39,6 +39,6 @@ stdenv.mkDerivation rec {
     maintainers = [ ];
 
     # This library is not needed on GNU platforms.
-    platforms = [ "i686-cygwin" ];
+    hydraPlatforms = stdenv.lib.platforms.cygwin ++ stdenv.lib.platforms.darwin ++ stdenv.lib.platforms.freebsd;
   };
 }

pkgs/development/libraries/libxml2/default.nix

@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
     homepage = http://xmlsoft.org/;
     description = "An XML parsing library for C";
     license = "bsd";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.unix;
     maintainers = [ stdenv.lib.maintainers.eelco ];
   };
 }

pkgs/development/libraries/libxslt/default.nix

@@ -19,7 +19,7 @@ stdenv.mkDerivation (rec {
     homepage = http://xmlsoft.org/XSLT/;
     description = "A C library and tools to do XSL transformations";
     license = "bsd";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.unix;
     maintainers = [ stdenv.lib.maintainers.eelco ];
   };
 } // (if !stdenv.isFreeBSD then {} else {

pkgs/development/libraries/pango/default.nix

@@ -36,6 +36,6 @@ stdenv.mkDerivation rec {
     license = "LGPLv2+";
 
     maintainers = with stdenv.lib.maintainers; [ raskin urkud ];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
   };
 }

pkgs/development/libraries/sqlite/default.nix

@@ -20,6 +20,6 @@ stdenv.mkDerivation {
   meta = {
     homepage = http://www.sqlite.org/;
     description = "A self-contained, serverless, zero-configuration, transactional SQL database engine";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.unix;
   };
 }

pkgs/development/perl-modules/DBD-SQLite/default.nix

@@ -35,5 +35,5 @@ buildPerlPackage rec {
   # (e.g. "database is locked(5) at dbdimp.c line 402 at t/07busy.t").
   doCheck = false;
 
-  meta.platforms = stdenv.lib.platforms.linux;
+  meta.platforms = stdenv.lib.platforms.unix;
 }

pkgs/os-specific/linux/wpa_supplicant/gui.nix

@@ -37,6 +37,6 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Qt-based GUI for wpa_supplicant";
-    inherit (qt4.meta) platforms;
+    platforms = stdenv.lib.platforms.linux;
   };
 }

pkgs/tools/graphics/graphviz/default.nix

@@ -53,7 +53,7 @@ stdenv.mkDerivation rec {
       interfaces for other technical domains.
     '';
 
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
     maintainers = with stdenv.lib.maintainers; [ simons bjornfor ];
   };
 }