Foo

# 2. Foo

General description that will appear in the overview page and in the HTML reference and man page.

### 2.1. Foo definitions and functions

The foo(3) module ... in-depth description here (does not appear in the man page) ...

Foo definitions
Synopsis

      #include <foo.h>

      struct foo {
      	int n; /* members must be indented by a tab */
      };

Description
Description of Foo definitions (does not appear in the man page) ...

The `foo_bar` function
Synopsis

      #include <foo.h>
      int foo_bar(struct foo *foo, int n);

Description
The `foo_bar` function ...
Returns
The `foo_bar` function returns 1 or 0 to indicate ...

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