$ update-alternatives --display pager
pager - auto mode
link best version is /usr/bin/less
link currently points to /usr/bin/less
link pager is /usr/bin/pager
slave pager.1.gz is /usr/share/man/man1/pager.1.gz
/bin/more - priority 50
slave pager.1.gz: /usr/share/man/man1/more.1.gz
/usr/bin/less - priority 77
slave pager.1.gz: /usr/share/man/man1/less.1.gz
/usr/bin/w3m - priority 25
slave pager.1.gz: /usr/share/man/man1/w3m.1.gz
However this output is for my system in its current state, that has been fixed by finishing the eoan -> focal upgrade. The alternative was probably transiently broken during the upgrade.
Here it is on my system:
$ update-alternatives --display pager man/man1/ pager.1. gz man/man1/ more.1. gz man/man1/ less.1. gz man/man1/ w3m.1.gz
pager - auto mode
link best version is /usr/bin/less
link currently points to /usr/bin/less
link pager is /usr/bin/pager
slave pager.1.gz is /usr/share/
/bin/more - priority 50
slave pager.1.gz: /usr/share/
/usr/bin/less - priority 77
slave pager.1.gz: /usr/share/
/usr/bin/w3m - priority 25
slave pager.1.gz: /usr/share/
However this output is for my system in its current state, that has been fixed by finishing the eoan -> focal upgrade. The alternative was probably transiently broken during the upgrade.