Commits on Oct 9, 2024

1. v4l2-sys: Replace FreeBSD **host-only** include path override with docs …

   With `cfg!()` on `target_os` this include path is unconditionally used
   if the _host_ OS is FreeBSD, even if the target OS is different (and its
   cross-compilation headers are installed elsewhere on the system).  The
   accurate target OS, regardless of what the build script is _running on_
   is stored in `CARGO_CFG_TARGET_OS`.
   
   Since it is unlikely that the FreeBSD headers reside in `/usr/
   local/include` when the *target* is FreeBSD while the host may be
   something completely different, remove the workaround and document
   how the user can set up arbitrary include directories for their target
   using `BINDGEN_EXTRA_CLANG_ARGS` (or the triple-specific variant) by
   documenting this environment variable in the main `README`.  It is
   common for developers to maintain such a configuration in their home
   directory's `~/.cargo/ config.toml` for the various architectures that
   they cross-compile to (together with related variables for the linker
   and `cc-rs`).

   

   MarijnS95 committed Oct 9, 2024
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