Add ability not to interrupt system calls with oxt::thread.
Add ability not to interrupt system calls with oxt::thread.

bf4/passenger,erikogan/passenger,cgvarela/passenger,erikogan/passenger,cgvarela/passenger,bf4/passenger,fabiokung/passenger-debian,bf4/passenger,gravitystorm/passenger,antek-drzewiecki/passenger,openSUSE/passenger,openSUSE/passenger,phusion/passenger,fabiokung/passenger-debian,fabiokung/passenger-debian,cgvarela/passenger,kewaunited/passenger,pkmiec/passenger,bf4/passenger,gravitystorm/passenger,pkmiec/passenger,jawj/passenger,pkmiec/passenger,antek-drzewiecki/passenger,gravitystorm/passenger,clemensg/passenger,jawj/passenger,gravitystorm/passenger,bf4/passenger,cgvarela/passenger,cgvarela/passenger,clemensg/passenger,jawj/passenger,clemensg/passenger,erikogan/passenger,bf4/passenger,erikogan/passenger,jawj/passenger,openSUSE/passenger,kewaunited/passenger,bf4/passenger,clemensg/passenger,kewaunited/passenger,fabiokung/passenger-debian,kewaunited/passenger,erikogan/passenger,pkmiec/passenger,clemensg/passenger,phusion/passenger,gravitystorm/passenger,phusion/passenger,phusion/passenger,antek-drzewiecki/passenger,openSUSE/passenger,jawj/passenger,antek-drzewiecki/passenger,kewaunited/passenger,openSUSE/passenger,phusion/passenger,antek-drzewiecki/passenger,fabiokung/passenger-debian,phusion/passenger,openSUSE/passenger,antek-drzewiecki/passenger,phusion/passenger,erikogan/passenger,kewaunited/passenger,pkmiec/passenger,pkmiec/passenger,clemensg/passenger,kewaunited/passenger,antek-drzewiecki/passenger,cgvarela/passenger,clemensg/passenger,antek-drzewiecki/passenger,gravitystorm/passenger,cgvarela/passenger,pkmiec/passenger,jawj/passenger,kewaunited/passenger,jawj/passenger,phusion/passenger,clemensg/passenger,cgvarela/passenger,fabiokung/passenger-debian