Package: libc6-dev Version: 2.42-6 Severity: normal I'm not entirely sure when it disappeared but the termio.h header appears to be removed from the package. It doesn't appear to be noted in the changelog. I noticed this when trying to compile mosh.
-- System Information: Debian Release: forky/sid APT prefers unstable APT policy: (500, 'unstable') Architecture: amd64 (x86_64) Kernel: Linux 6.17.9+deb14-amd64 (SMP w/16 CPU threads; PREEMPT) Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE not set Shell: /bin/sh linked to /usr/bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages libc6-dev depends on: ii libc-dev-bin 2.42-6 ii libc6 2.42-6 ii libcrypt-dev 1:4.5.1-1 ii linux-libc-dev 6.17.13-1 ii rpcsvc-proto 1.4.3-1 libc6-dev recommends no packages. Versions of packages libc6-dev suggests: pn glibc-doc <none> ii manpages-dev 6.16-1 -- no debconf information

