[Swan-commit] Changes to ref refs/heads/main

[Andrew Cagney]

New commits:
commit 866830370336cb3f36c65c4b5dba69a40ab92a4a
Author: Andrew Cagney <cagney at gnu.org>
Date:   Mon Jan 16 14:48:05 2023 -0500

    includes: add FOR_EACH_ITEM()
    
    For iterating over structs that look like:
      struct items {
        unsigned len;
        struct item *list;
      };