Was searching what are the missing package needed for sbcl to be built (sbcl is a Common Lisp compiler).
~/.config/dpkg/buildflags.conf paul@binou:~$ dose-builddebcheck -v --deb-native-arch=i386 /var/lib/apt/lists/deb.debian.org_debian-ports_dists_sid_main_binary-all_Packages /var/lib/apt/lists/deb.debian.org_debian_dists_sid_main_source_Sources (I)Dose_deb: Parsing Sources file /var/lib/apt/lists/deb.debian.org_debian_dists_sid_main_source_Sources... (I)Dose_common: total packages 32570 (I)Dose_deb: Parsing Packages file /var/lib/apt/lists/deb.debian.org_debian-ports_dists_sid_main_binary-all_Packages... (I)Dose_common: total packages 30324 output-version: 1.2 native-architecture: i386 host-architecture: i386 binary-packages: 62894 source-packages: 32570 broken-packages: 32570 paul@binou:~$ The reason: output-version: 1.2 native-architecture: i386 host-architecture: i386 report: - package: 0ad version: 0.0.23.1-5 architecture: amd64,arm64,armhf,i386,kfreebsd-amd64,kfreebsd-i386 type: src status: broken reasons: - missing: pkg: package: init-system-helpers version: 1.60 architecture: all essential: true unsat-dependency: perl-base:i386 (>= 5.20.1-3) They all miss: init-system-helpers of perl-base:i386 apt install perl-base shows: perl-base is already at the newest version (5.32.1-3) Obviously something is wrong, because lot of packages are installable. Maybe because debian-ports not having source repository... so I had to edit in sources.list to use debian rather than debian-ports? Sad it is not working, would be an informative report.