Linking to libdl correctly

https://stackoverflow.com/questions/1274529/building-project-involving-cmake-how-do-i-make-it-aware-of-libraries

src/CMakeLists.txt

@@ -45,7 +45,7 @@ if (CIVETWEB_ENABLE_SLL AND NOT CIVETWEB_ENABLE_OPENSLL_DYNAMIC_LOADING)
 else()
   find_package(LibDl)
   if (LIBDL_FOUND)
-    target_link_libraries(c-library LIBDL::LIBDL)
+    target_link_libraries(c-library -ldl)
   endif()
 endif()
 

test/CMakeLists.txt

@@ -1,8 +1,3 @@
-if (${CMAKE_VERSION} VERSION_GREATER 3.0.2 OR
-    ${CMAKE_VERSION} VERSION_EQUAL 3.0.2)
-  cmake_policy(SET CMP0028 OLD)
-endif()
-
 # Determine if we should print to the output
 if (CIVETWEB_ENABLE_THIRD_PARTY_OUTPUT)
   set(THIRD_PARTY_LOGGING 0)