From 065cc77d0c574d0f713af4f2b37fb9040b3537cf Mon Sep 17 00:00:00 2001
From: Alex Gaynor <alex.gaynor@gmail.com>
Date: Wed, 16 Oct 2024 18:14:59 -0400
Subject: [PATCH] fixes #2317 -- restore compatibility with our MSRV and
 release openssl 0.9.68

---
 openssl/CHANGELOG.md | 9 ++++++++-
 openssl/Cargo.toml   | 2 +-
 openssl/src/kdf.rs   | 3 ++-
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/openssl/CHANGELOG.md b/openssl/CHANGELOG.md
index 259614cee..e939d4784 100644
--- a/openssl/CHANGELOG.md
+++ b/openssl/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 ## [Unreleased]
 
+## [v0.10.68] - 2024-10-16
+
+### Fixed
+
+* Fixed building on Rust 1.63.0 (our MSRV) with OpenSSL 3.2 or newer.
+
 ## [v0.10.67] - 2024-10-15
 
 ### Added
@@ -925,7 +931,8 @@
 
 Look at the [release tags] for information about older releases.
 
-[Unreleased]: https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.67...master
+[Unreleased]: https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.68...master
+[v0.10.68]: https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.67...openssl-v0.10.68
 [v0.10.67]: https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.66...openssl-v0.10.67
 [v0.10.66]: https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.65...openssl-v0.10.66
 [v0.10.65]: https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.64...openssl-v0.10.65
diff --git a/openssl/Cargo.toml b/openssl/Cargo.toml
index 88bfcaf77..7bd6bdbb4 100644
--- a/openssl/Cargo.toml
+++ b/openssl/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "openssl"
-version = "0.10.67"
+version = "0.10.68"
 authors = ["Steven Fackler <sfackler@gmail.com>"]
 license = "Apache-2.0"
 description = "OpenSSL bindings"
diff --git a/openssl/src/kdf.rs b/openssl/src/kdf.rs
index 4f6b1f8aa..a5da35250 100644
--- a/openssl/src/kdf.rs
+++ b/openssl/src/kdf.rs
@@ -25,10 +25,11 @@ impl Drop for EvpKdfCtx {
 cfg_if::cfg_if! {
     if #[cfg(all(ossl320, not(osslconf = "OPENSSL_NO_ARGON2")))] {
         use std::cmp;
-        use std::ffi::{c_char, c_void};
+        use std::ffi::c_void;
         use std::mem::MaybeUninit;
         use std::ptr;
         use foreign_types::ForeignTypeRef;
+        use libc::c_char;
         use crate::{cvt, cvt_p};
         use crate::lib_ctx::LibCtxRef;
         use crate::error::ErrorStack;