Add #[allow(dead_code)] for nfdresult_t

saurvs · saurvs · commit 4258be97418d · 2016-03-08T16:21:44.000+05:30
diff --git a/src/ffi.rs b/src/ffi.rs
@@ -1,5 +1,6 @@
 use libc::c_char;
 
+#[allow(dead_code)]
 #[repr(C)]
 pub enum nfdresult_t {
     NFD_ERROR,
