This is going to keep forever, why after running $ doas dpb openal.packages it fetches and builds everything what is not needed? For example, it already fetched Firefox's distfile. I also installed all dependencies for those packages to speed up building ports, but dpb(1) builds those dependencies anyway so I don't know why I installed them :/
This is openal.packages file (perhaps I should ignore speeddreams and fs2open): audio/freealut emulators/fs-uae emulators/higan emulators/retroarch games/0ad/base games/arx-libertatis games/astromenace games/barony games/dhewm3 games/dustrac games/fifengine games/fs2open games/gemrb games/ioquake3 games/irrlamb games/love games/lugaru games/lwjgl games/megaglest/base games/minetest games/openmw games/scorched3d games/solarus/solarus games/spacezero games/speeddreams games/supertux games/supertuxkart games/taisei games/tome4 games/ufoai/base,-editor games/valyriatear games/vegastrike/engine games/warzone2100 games/yquake2 graphics/blender graphics/simgear multimedia/sfml net/toxic net/utox x11/kde4/libkdegames x11/qt5/qtmultimedia,-main