examples/wasm2cstruct/README.md: mention runwasi_cstruct

examples/wasm2cstruct/README.md

@@ -5,11 +5,13 @@ which provides a structure which represents the loaded module.
 (`struct module`)
 
 ```shell
-% wasm2cstruct g_wasm_module foo.wasm | clang-format > foo.c
+% wasm2cstruct g_wasm_module foo.wasm | clang-format > module.c
 ```
 
 Note: the first argument is the C symbol to use.
 
+Note: `clang-format` here is just for possible human-readers of the module.
+
 The generated C source file contains a single exported symbol for the
 `struct module`.
 
@@ -22,6 +24,11 @@ extern struct module g_wasm_module;
 instance_create(..., &g_wasm_module, ...);
 ```
 
+See [runwasi_cstruct] for a complete example to consume
+the generated C source file.
+
+[runwasi_cstruct]: ../runwasi_cstruct
+
 * This effectively preloads a module at the build-time of the embedder.
 
 * The generated structure and its all dependencies are `const` qualified.