root_numpy setup.py patch

diff-setup.py

diff --git a/setup.py b/setup.py
index 6569037..48d1603 100755
--- a/setup.py
+++ b/setup.py
@@ -80,8 +80,9 @@ librootnumpy = Extension(
     extra_compile_args=root_cflags + [
         '-Wno-unused-function',
         '-Wno-write-strings',
+        '-mmacosx-version-min=10.7'
     ],
-    extra_link_args=root_ldflags + ['-lTreePlayer'])
+    extra_link_args=root_ldflags + ['-lTreePlayer', '-mmacosx-version-min=10.7'])

 ext_modules = [librootnumpy]
 packages = [
@@ -106,8 +107,9 @@ if has_tmva and not os.getenv('NOTMVA', None):
         extra_compile_args=root_cflags + [
             '-Wno-unused-function',
             '-Wno-write-strings',
+            '-mmacosx-version-min=10.7'
         ],
-        extra_link_args=root_ldflags + ['-lTMVA'])
+        extra_link_args=root_ldflags + ['-lTMVA', '-mmacosx-version-min=10.7'])
     ext_modules.append(librootnumpy_tmva)
     packages.append('root_numpy.tmva')