message: Change another windows cfg check to target_os
diff: @@ -326,7 +326,7 @@ lazy_static! {
  pub static ref H5FD_MULTI: hid_t = unsafe { h5lock!(H5FD_multi_init()) };
  }
  -#[cfg(target_env = "msvc")]
  +#[cfg(target_os = "windows")]
  lazy_static! {
  pub static ref H5FD_WINDOWS: hid_t = *H5FD_SEC2;
  }
  