1 files changed, 7 insertions, 1 deletions
diff --git a/Library/Formula/libvpx.rb b/Library/Formula/libvpx.rb
index 3f4254880..8f81d5430 100644
--- a/Library/Formula/libvpx.rb
+++ b/Library/Formula/libvpx.rb
@@ -39,7 +39,13 @@ class Libvpx < Formula
     args << "--enable-postproc-visualizer" if ARGV.include? "--visualizer"
 
     # see http://code.google.com/p/webm/issues/detail?id=401
-    args << '--target=generic-gnu'
+    # Determine if the computer runs Darwin 9, 10, or 11 using uname -r.
+    osver = %x[uname -r | cut -d. -f1].chomp
+    if MacOS.prefer_64_bit? then
+      args << "--target=x86_64-darwin#{osver}-gcc"
+    else
+      args << "--target=x86-darwin#{osver}-gcc"
+    end
 
     mkdir 'macbuild' do
       system "../configure", *args