Merge pull request #13211 from bfredl/fastruntime

api: gotta get the runtime fast

src/nvim/api/vim.c

@@ -794,6 +794,7 @@ ArrayOf(String) nvim_list_runtime_paths(void)
 /// @return list of absolute paths to the found files
 ArrayOf(String) nvim_get_runtime_file(String name, Boolean all, Error *err)
   FUNC_API_SINCE(7)
+  FUNC_API_FAST
 {
   Array rv = ARRAY_DICT_INIT;