Bug#1021165: Gcc 13 requires some (older) glibc headers to be fixed up .

[Mathieu Malaterre]

For reference:

malat@amdahl /tmp % apt-cache policy libc6-dev
libc6-dev:
  Installed: 2.35-1
  Candidate: 2.35-1
  Version table:
 *** 2.35-1 500
        500 https://deb.debian.org/debian sid/main armhf Packages
        100 /var/lib/dpkg/status