Man pages matching name forks::devel::symdump in section 3pm:

forks::Devel::Symdump.3pm.en	debian 10 / libforks-perl
forks::Devel::Symdump.3pm.en	debian 11 / libforks-perl
forks::Devel::Symdump.3pm.en	debian 12 / libforks-perl