[InterNetNews/inn] 8db8a5: Integrate the portable daemon function from rra-c-...

[Julien ÉLIE]

  Branch: refs/heads/main
  Home:   https://github.com/InterNetNews/inn
  Commit: 8db8a5f1595be0302b9037840e9b8fff4c28c0ed
      https://github.com/InterNetNews/inn/commit/8db8a5f1595be0302b9037840e9b8fff4c28c0ed
  Author: Julien ÉLIE <Julien-Elie at users.noreply.github.com>
  Date:   2023-01-21 (Sat, 21 Jan 2023)

  Changed paths:
    M .gitignore
    M MANIFEST
    M configure.ac
    M doc/pod/news.pod
    M frontends/ovdb_init.c
    M include/inn/libinn.h
    M include/portable/system.h
    M innd/innd.c
    M lib/Makefile
    A lib/daemon.c
    R lib/daemonize.c
    M nnrpd/nnrpd.c
    M storage/ovsqlite/ovsqlite-server.c
    M support/getrra-c-util
    M tests/Makefile
    M tests/TESTS
    A tests/lib/daemon-t.c

  Log Message:
  -----------
  Integrate the portable daemon function from rra-c-util

Use daemon(3) C function when available instead of the INN-specific
daemonize() function.

Synchronize its portable code with rra-c-util.