Merge branch 'darwin-stdenv' of github.com:joelteon/nixpkgs into staging

Conflicts:
	pkgs/development/interpreters/ruby/ruby-19.nix
	pkgs/development/libraries/libc++/default.nix
	pkgs/development/libraries/libc++abi/default.nix
	pkgs/tools/text/sgml/opensp/default.nix

pkgs/tools/typesetting/tex/tetex/clang.patch

@@ -0,0 +1,13 @@
+diff --git a/texk/ps2pkm/type1.c b/texk/ps2pkm/type1.c
+index 027bf1f..4dcbad0 100644
+--- a/texk/ps2pkm/type1.c
++++ b/texk/ps2pkm/type1.c
+@@ -800,7 +800,7 @@ static void PSFakePush(Num)
+ static DOUBLE PSFakePop ()
+ {
+   if (PSFakeTop >= 0) return(PSFakeStack[PSFakeTop--]);
+-  else Error0("PSFakePop : Stack empty\n");
++  else { CC; IfTrace0(TRUE, "PSFakePop : Stack empty\n"); errflag = TRUE; return 0; }
+   /*NOTREACHED*/
+ }
+  

pkgs/tools/typesetting/tex/tetex/default.nix

@@ -20,7 +20,7 @@ stdenv.mkDerivation {
     sed -i 57d texk/kpathsea/c-std.h
   '';
 
-  patches = [ ./environment.patch ./getline.patch ];
+  patches = [ ./environment.patch ./getline.patch ./clang.patch ];
 
   setupHook = ./setup-hook.sh;
 

pkgs/tools/typesetting/tex/tex4ht/default.nix

@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
     cd src
     for f in tex4ht t4ht htcmd ; do
       # -DENVFILE="$out/share/texmf-nix/tex4ht/base/unix/tex4ht.env"
-      gcc -o $f $f.c -I${tetex}/include -L${tetex}/lib  -DHAVE_DIRENT_H -DHAVE_DIRENT_H -DKPATHSEA -lkpathsea
+      $CC -o $f $f.c -I${tetex}/include -L${tetex}/lib  -DHAVE_DIRENT_H -DHAVE_DIRENT_H -DKPATHSEA -lkpathsea
     done
     cd -
   '';

pkgs/tools/typesetting/tex/texlive/default.nix

@@ -22,7 +22,6 @@ rec {
   setupHook = ./setup-hook.sh;
 
   doMainBuild = fullDepEntry ( stdenv.lib.optionalString stdenv.isDarwin ''
-    export MACOSX_DEPLOYMENT_TARGET=10.9
     export DYLD_LIBRARY_PATH="${poppler}/lib"
   '' + ''
     mkdir -p $out