Fixup previous ncmpcpp changes

Somehow pushed an older commit.

Formula/ncmpcpp.rb

@@ -21,11 +21,17 @@ class Ncmpcpp < Formula
   end
 
   depends_on 'pkg-config' => :build
-  depends_on 'taglib'
   depends_on 'libmpdclient'
-  depends_on 'boost'
   depends_on 'readline'
 
+  if MacOS.version < :mavericks
+    depends_on "boost" => "c++11"
+    depends_on "taglib" => "c++11"
+  else
+    depends_on "boost"
+    depends_on "taglib"
+  end
+
   depends_on 'fftw' if build.include? "visualizer"
 
   option 'outputs', 'Compile with mpd outputs control'

Formula/taglib.rb

@@ -15,7 +15,10 @@ class Taglib < Formula
 
   depends_on 'cmake' => :build
 
+  option :cxx11
+
   def install
+    ENV.cxx11 if build.cxx11?
     ENV.append 'CXXFLAGS', "-DNDEBUG=1"
     system "cmake", "-DWITH_MP4=ON", "-DWITH_ASF=ON", *std_cmake_args
     system "make"