Disable enhanced instructions in 32bit builds
Disable enhanced instructions in 32bit builds

anacrolix/go-libutp,anacrolix/go-libutp,bittorrent/libutp,wujf/libutp,anacrolix/go-libutp,anacrolix/go-libutp,wujf/libutp,bittorrent/libutp,bittorrent/libutp,wujf/libutp