# Utilities

```{doxygendefine} CORE_PP_EMPTY
```

```{doxygendefine} CORE_PP_COMMA
```

```{doxygendefine} CORE_PP_LPAREN
```

```{doxygendefine} CORE_PP_RPAREN
```

```{doxygendefine} CORE_PP_PASS
```

```{doxygendefine} CORE_PP_HAS_ARGS
```

```{doxygendefine} CORE_PP_STRINGIZE
```

```{doxygendefine} CORE_PP_UNPAREN
```

```{doxygendefine} CORE_PP_EVAL
```

```{doxygendefine} CORE_PP_DEFER1
```

```{doxygendefine} CORE_PP_DEFER2
```

```{doxygendefine} CORE_PP_DEFER3
```

```{doxygendefine} CORE_PP_DEFER4
```