changes from feedback

Author: devnexen

CHANGELOG.md

@@ -33,6 +33,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
   FreeBSD, OpenBSD, and Solaris.
   ([#2014](https://github.com/nix-rust/nix/pull/2014))
 - Added `SO_TS_CLOCK` for FreebSD to `nix::sys::socket::sockopt`.
+- Added `SO_TS_CLOCK` for FreeBSD to `nix::sys::socket::sockopt`.
   ([#2093](https://github.com/nix-rust/nix/pull/2093))
 
 ### Changed

src/sys/socket/sockopt.rs

@@ -716,7 +716,7 @@ sockopt_impl!(
     /// Sets a specific timestamp format instead of the classic `SCM_TIMESTAMP`,
     /// to follow up after `SO_TIMESTAMP` is set.
     TsClock,
-    SetOnly,
+    Both,
     libc::SOL_SOCKET,
     libc::SO_TS_CLOCK,
     i32