edition 2018 fix for OpenBSD

Also line ending in run_cross.sh

Author: jcjones

src/openbsd/monitor.rs

@@ -12,8 +12,8 @@ use std::sync::Arc;
 use std::thread;
 use std::time::Duration;
 
+use crate::util::from_unix_result;
 use runloop::RunLoop;
-use util::from_unix_result;
 
 const POLL_TIMEOUT: u64 = 500;
 

testing/run_cross.sh

@@ -8,4 +8,4 @@ popd
 cross test --target x86_64-unknown-linux-gnu
 cross build --target x86_64-unknown-netbsd
 cross build --target powerpc64le-unknown-linux-gnu
-cross build --target x86_64-pc-windows-gnu
+cross build --target x86_64-pc-windows-gnu