Duplicated the handling of 64 bit linux builds for ia64 and x86_64 and placed them under the seperate paths for Intel vs GNU compilers.
Duplicated the handling of 64 bit linux builds for ia64 and x86_64 and placed
them under the seperate paths for Intel vs GNU compilers.


git-svn-id: 23b6355f2bb369032457de4eb5f713ee134f73a8@1732 16af8721-9629-0410-8352-f15c8da7e697

joevandyk/osg,joevandyk/osg,joevandyk/osg,joevandyk/osg,joevandyk/osg