libdl is used for the dlopen and dlclose calls. We were already linking to it, but it appears it may have been pulled in automatically by the linker before. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jordan Justen <jordan.l.justen@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15470 6f19259b-4bc3-4df7-8a09-765794883524