--- a/src/iff.rs	2022-05-24 21:21:30.126264289 +0200
+++ b/src/iff.rs	2022-05-24 21:21:58.758061199 +0200
@@ -3303,7 +3303,7 @@
 #[repr(C)]
 #[derive(Copy, Clone)]
 pub union ifreq__bindgen_ty_1 {
-    pub ifrn_name: [::std::os::raw::c_char; 16usize],
+    pub ifrn_name: [::std::os::raw::c_uchar; 16usize],
 }
 #[test]
 fn bindgen_test_layout_ifreq__bindgen_ty_1() {