message: fix loading modules on newer versions of macOS
diff: @@ -39,7 +39,7 @@ namespace ospcommon {
  std::string fullName = file+".dll";
  lib = LoadLibrary(fullName.c_str());
  #else
  -#if defined(__MACOSX__)
  +#if defined(__MACOSX__) || defined(__APPLE__)
  std::string fullName = "lib"+file+".dylib";
  #else
  std::string fullName = "lib"+file+".so";
  