From b82a40571af8ea0fc1a41523c187d21013dbf659 Mon Sep 17 00:00:00 2001
From: "T. Okubo" <t.okubo.rx78+devel@gmail.com>
Date: Thu, 28 Nov 2019 20:01:56 +0900
Subject: [PATCH] Fix warning

---
 src/core.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core.rs b/src/core.rs
index 9d217f2..8ba4ce2 100644
--- a/src/core.rs
+++ b/src/core.rs
@@ -5,7 +5,7 @@
 use std::ptr;
 use std::borrow::Cow;
 use std::marker::PhantomData;
-use std::ffi::{CString, CStr};
+use std::ffi::CString;
 use std::i32;
 use std::convert::TryInto;
 use libc::{c_void, c_char, c_int};