OpenBSD doesn't support AI_V4MAPPED
OpenBSD doesn't support AI_V4MAPPED

Related to #3534
zachaysan/Nim,sarvex/Nim-lang,russpowers/Nim,haiodo/Nim,jsanjuas/Nim,jfhg/Nim,zachaysan/Nim,nanoant/Nim,jfhg/Nim,mbaulch/Nim,zachaysan/Nim,endragor/Nim,endragor/Nim,singularperturbation/Nim,singularperturbation/Nim,haiodo/Nim,singularperturbation/Nim,haiodo/Nim,jfhg/Nim,sarvex/Nim-lang,dom96/Nim,jsanjuas/Nim,endragor/Nim,tulayang/Nim,dom96/Nim,haiodo/Nim,zachaysan/Nim,tulayang/Nim,russpowers/Nim,haiodo/Nim,zachaysan/Nim,dom96/Nim,jfhg/Nim,sarvex/Nim-lang,russpowers/Nim,tulayang/Nim,mbaulch/Nim,dom96/Nim,sarvex/Nim-lang,tulayang/Nim,jfhg/Nim,nanoant/Nim,sarvex/Nim-lang,sarvex/Nim-lang,jsanjuas/Nim,jsanjuas/Nim,nanoant/Nim,haiodo/Nim,haiodo/Nim,jsanjuas/Nim,tulayang/Nim,endragor/Nim,nanoant/Nim,endragor/Nim,endragor/Nim,singularperturbation/Nim,dom96/Nim,nanoant/Nim,mbaulch/Nim,dom96/Nim,dom96/Nim,mbaulch/Nim,mbaulch/Nim,russpowers/Nim,singularperturbation/Nim,mbaulch/Nim,sarvex/Nim-lang,singularperturbation/Nim,zachaysan/Nim,mbaulch/Nim,nanoant/Nim,russpowers/Nim,russpowers/Nim,nanoant/Nim,jsanjuas/Nim,endragor/Nim,tulayang/Nim,jfhg/Nim,russpowers/Nim,jfhg/Nim,zachaysan/Nim,singularperturbation/Nim,jsanjuas/Nim