wine: fix audit

Formula/wine.rb

@@ -14,6 +14,7 @@ class Wine < Formula
   homepage 'http://winehq.org/'
   url 'http://downloads.sourceforge.net/project/wine/Source/wine-1.4.1.tar.bz2'
   sha256 '3c233e3811e42c2f3623413783dbcd0f2288014b5645211f669ffd0ba6ae1856'
+
   head 'git://source.winehq.org/git/wine.git'
 
   devel do
@@ -93,8 +94,8 @@ class Wine < Formula
 
     # Use a wrapper script, so rename wine to wine.bin
     # and name our startup script wine
-    mv (bin+'wine'), (bin+'wine.bin')
-    (bin+'wine').write(wine_wrapper)
+    mv bin/'wine', bin/'wine.bin'
+    (bin/'wine').write(wine_wrapper)
   end
 
   def caveats
@@ -109,13 +110,15 @@ class Wine < Formula
         http://code.google.com/p/osxwinebuilder/
     EOS
     # see http://bugs.winehq.org/show_bug.cgi?id=31374
-    s += <<-EOS.undent if (ARGV.build_devel? or ARGV.build_head?)
+    unless build.stable?
+      s += <<-EOS.undent
 
-      The current version of Wine contains a partial implementation of dwrite.dll
-      which may cause text rendering issues in applications such as Steam.
-      We recommend that you run winecfg, add an override for dwrite in the
-      Libraries tab, and edit the override mode to "disable".
-    EOS
+        The current version of Wine contains a partial implementation of dwrite.dll
+        which may cause text rendering issues in applications such as Steam.
+        We recommend that you run winecfg, add an override for dwrite in the
+        Libraries tab, and edit the override mode to "disable".
+      EOS
+    end
     return s
   end
 end