cmsg_level         37 os/unix/ngx_channel.c         cmsg.cm.cmsg_level = SOL_SOCKET;
cmsg_level        158 os/unix/ngx_channel.c         if (cmsg.cm.cmsg_level != SOL_SOCKET || cmsg.cm.cmsg_type != SCM_RIGHTS)
cmsg_level        163 os/unix/ngx_channel.c                           cmsg.cm.cmsg_level, cmsg.cm.cmsg_type);