MAINT-3639 disable ALM for OSX 10.6.8

indra/newview/featuretable_mac.txt

@@ -1,4 +1,4 @@
-version 35
+version 36
 // The version number above should be implemented IF AND ONLY IF some
 // change has been made that is sufficiently important to justify
 // resetting the graphics preferences of all users to the recommended
@@ -628,3 +628,6 @@ Disregard128DefaultDrawDistance	1	0
 list NVIDIA_GeForce_Go_7400
 Disregard128DefaultDrawDistance	1	0
 
+list OSX_10_6_8
+RenderDeferred 0 0
+

indra/newview/llfeaturemanager.cpp

@@ -925,6 +925,14 @@ void LLFeatureManager::applyBaseMasks()
 		maskFeatures("VRAMGT512");
 	}
 
+#if LL_DARWIN
+	const LLOSInfo& osInfo = LLAppViewer::instance()->getOSInfo();
+	if (osInfo.mMajorVer == 10 && osInfo.mMinorVer < 7)
+	{
+		maskFeatures("OSX_10_6_8");
+        }
+#endif
+
 	// now mask by gpu string
 	// Replaces ' ' with '_' in mGPUString to deal with inability for parser to handle spaces
 	std::string gpustr = mGPUString;