Update CMake options documentation.
@@ -93,9 +93,10 @@ By default it is assumed that Vcpkg will be used to get dependencies, but this c
| Cache Variable | Default | Options | Notes |
| ---------------- | ------------ | ------- | ----- |
-| LIBTCOD_SDL2 | find_package | conan, disable, find_package |
-| LIBTCOD_ZLIB | find_package | conan, find_package |
+| LIBTCOD_SDL2 | find_package | conan, disable, find_package | Support for libtcod contexts.
+| LIBTCOD_ZLIB | find_package | conan, disable, find_package | Support for REXPaint and TCODZip.
| LIBTCOD_GLAD | find_package | find_package, vendored | Disabled if SDL is disabled.
-| LIBTCOD_LODEPNG | find_package | find_package, vendored |
-| LIBTCOD_UTF8PROC | vcpkg | find_package, vcpkg |
+| LIBTCOD_LODEPNG | find_package | disable, find_package, vendored |
+| LIBTCOD_UTF8PROC | vcpkg | disable, find_package, vcpkg | Support for console printing functions.
| LIBTCOD_STB | find_package | find_package, vendored |
+| LIBTCOD_THREADS | false | bool | Support for deprecated functions, leave this off.
