openscenegraph/osg — pull request #8 by fredericmorin (2013-03-03 22:42:50+00:00)
Title: fix: use /usr/bin/sw_vers to determine osx version

current behaviour uses SDKSettings.plist to determine osx version but this file is only available when XCode is installed.
This version works also when Command Line Tools for XCode are installed (minimum build env for osx without XCode)