Impl Error trait for BindgenError
diff --git a/src/lib.rs b/src/lib.rs
index 4ff72cc..7684142 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -2204,6 +2204,8 @@
     }
 }
 
+impl std::error::Error for BindgenError {}
+
 /// Generated Rust bindings.
 #[derive(Debug)]
 pub struct Bindings {