Check number of processes for Linux and Mac

git-svn-id: http://hxcpp.googlecode.com/svn/trunk@718 d391954c-4287-11de-baa7-5503b21fc9cb
No need for scriptable in most projects

git-svn-id: http://hxcpp.googlecode.com/svn/trunk@719 d391954c-4287-11de-baa7-5503b21fc9cb
Build R719 on Ubuntu 64.