deploy: 63c10a51fc

integration/pkg-config.md

@@ -6,6 +6,9 @@ If you are using bare Makefiles, you can use `pkg-config` to generate the includ
 pkg-config nlohmann_json --cflags
 ```
 
+A pkg-config file is installed by [CMake](cmake.md#json_install) (when the `JSON_Install` option is enabled, which is
+the default for a top-level build) as well as by several [package managers](package_managers.md).
+
 Users of the [Meson build system](package_managers.md#meson) will also be able to use a system-wide library, which will be found by `pkg-config`:
 
 ```meson