From Jim Brooks, fix for FreeBSD build where FIND_LIBRARY(DL_LIBRARY..) return NOT_FOUND.
From Jim Brooks, fix for FreeBSD build where FIND_LIBRARY(DL_LIBRARY..) return NOT_FOUND.


ghub/osg,ntoand/osg,XiaoCC/osg,omega-hub/osg,koshman86/osg,stmh/osg,omega-hub/osg,ntoand/osg,XiaoCC/osg,stmh/osg,ghub/osg,koshman86/osg,artoolkit/osg,artoolkit/osg,stmh/osg,ghub/osg,artoolkit/osg,stmh/osg,stmh/osg,XiaoCC/osg,ntoand/osg,omega-hub/osg,koshman86/osg,XiaoCC/osg,XiaoCC/osg,koshman86/osg,artoolkit/osg,omega-hub/osg,ntoand/osg,ghub/osg