Add support for FreeBSD in portallocator
Add support for FreeBSD in portallocator

Signed-off-by: Tomoya Tabuchi <8efd86fb78a56a5145ed7739dcb00c78581c5375@tomoyat1.com>

jthelin/docker,mahak/docker,paralin/docker,moul/docker,jimjag/docker,konstruktoid/docker-upstream,gnailuy/docker,yosifkit/docker,cpuguy83/docker,jameszhan/docker,thaJeztah/docker,moby/moby,thaJeztah/docker,konstruktoid/docker-upstream,djs55/docker,Mokolea/docker,nawawi/docker,cpuguy83/docker,thaJeztah/docker,djs55/docker,nalind/docker,bearstech/moby,jameszhan/docker,nawawi/docker,jimjag/docker,cpuguy83/docker,gnailuy/docker,nalind/docker,yosifkit/docker,jimjag/docker,trebonian/docker,moby/moby,gnailuy/docker,moby/moby,paralin/docker,bearstech/moby,vdemeester/docker,yosifkit/docker,moul/docker,Mokolea/docker,gnailuy/docker,trebonian/docker,Ramzec/docker,paralin/docker,trebonian/docker,docker/docker,vdemeester/docker,moby/moby,Ramzec/docker,paralin/docker,djs55/docker,flavio/docker,AkihiroSuda/docker,nawawi/docker,docker/docker,moul/docker,moul/docker,mahak/docker,AkihiroSuda/docker,AkihiroSuda/docker,flavio/docker,trebonian/docker,jimjag/docker,nalind/docker,cpuguy83/docker,nalind/docker,yosifkit/docker,nawawi/docker,bearstech/moby,thaJeztah/docker,Mokolea/docker,jthelin/docker,Ramzec/docker,konstruktoid/docker-upstream,Ramzec/docker,docker/docker,flavio/docker,Mokolea/docker,bearstech/moby,flavio/docker,mahak/docker,mahak/docker,vdemeester/docker,konstruktoid/docker-upstream,jameszhan/docker,AkihiroSuda/docker