/// Re-export of the [`pathrex_sys`] FFI crate under the historical name.
///
/// Internal modules and integration tests reach the raw GraphBLAS / LAGraph
/// bindings through `crate::lagraph_sys` (and `pathrex::lagraph_sys` from
/// outside the crate). The bindings themselves now live in the dedicated
/// `pathrex-sys` crate; this re-export keeps existing call sites working.
pub use pathrex_sys as lagraph_sys;