[Hamlib-developer] [Hamlib/Hamlib] 102259: Fix mingw build again

[Michael B. <no...@gi...>]

  Branch: refs/heads/master
  Home:   https://github.com/Hamlib/Hamlib
  Commit: 1022596f76b82cace87f60d27e4b42cbbe246b3d
      https://github.com/Hamlib/Hamlib/commit/1022596f76b82cace87f60d27e4b42cbbe246b3d
  Author: Mike Black W9MDB <mdb...@ya...>
  Date:   2023-05-07 (Sun, 07 May 2023)

  Changed paths:
    M src/multicast.h

  Log Message:
  -----------
  Fix mingw build again
https://github.com/Hamlib/Hamlib/issues/695