message: New test to check for MacOS
diff: @@ -21,9 +21,9 @@ pub mod public {
  pub type InAddr = libc::in_addr;
  pub type In6Addr = libc::in6_addr;
  - #[cfg(not(targetos="macos"))]
  + #[cfg(not(any(target_os = "macos")))]
  pub type TvUsecType = libc::c_long;
  - #[cfg(targetos="macos")]
  + #[cfg(any(target_os = "macos"))]
  pub type TvUsecType = libc::__darwin_suseconds_t;
  pub const AF_INET: libc::c_int = libc::AF_INET;
  