- add a cmake module for searching libltdl libraries and headers
- a configure option to enable DSO build, default OFF.
- update a few source files for including correct header
and loading correct mca libraries path/suffix.
This commit was SVN r21804.
Add a find module for libltdl, so that user can still enable dlopen support (default off), and use natively installed libtool.
This commit was SVN r21146.