From c08b98f76191221da950a34d7a7216844cd43629 Mon Sep 17 00:00:00 2001
From: GJDuck <gregory@comp.nus.edu.sg>
Date: Wed, 20 Jul 2022 11:04:10 +0800
Subject: [PATCH] Add missing header.

---
 src/e9patch/e9misc.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/e9patch/e9misc.cpp b/src/e9patch/e9misc.cpp
index 7e75559..2c3735c 100644
--- a/src/e9patch/e9misc.cpp
+++ b/src/e9patch/e9misc.cpp
@@ -16,6 +16,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <cerrno>
 #include <cstdlib>
 
 #include <sys/mman.h>