From d72e6381fe747f9008ec746ee169a3e0dd347c8b Mon Sep 17 00:00:00 2001
From: Evan Miller <emmiller@gmail.com>
Date: Thu, 3 Jun 2021 10:05:18 -0400
Subject: [PATCH] Fix build on some ancient systems

---
 src/libmdb/dump.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/libmdb/dump.c b/src/libmdb/dump.c
index ea6a61b..121dc1d 100644
--- a/src/libmdb/dump.c
+++ b/src/libmdb/dump.c
@@ -20,6 +20,7 @@
 #include <string.h>
 #include <stdio.h>
 #include <inttypes.h>
+#include <sys/types.h>
 
 void mdb_buffer_dump(const void* buf, off_t start, size_t len)
 {