fix/bindgen: hide max_align_t

See rust-lang/rust-bindgen#550 for details.

Author: drahnr

cudnn-sys/build.rs

@@ -62,6 +62,7 @@ fn main() {
             // requires a nightly rustc and enabling
             // unstable features.
             .no_unstable_rust()
+            .hide_type("max_align_t") // https://github.com/servo/rust-bindgen/issues/550
             .raw_line(r"
 //! Defines the FFI for CUDA cuDNN.
 //!