am c459eafb: Don\'t link against -ldl except on linux since it causes regressions on FBSD

* commit 'c459eafb18cfe8f7c70744f8b5af99d5ad1574f9':
  Don't link against -ldl except on linux since it causes regressions on FBSD
tree: 75f5fca374629e211c4b50505a2725f2a062ba51
  1. src/
  2. test/
  3. CMakeLists.txt
  4. README