From 5526b88b81f48c62d2bb3a42f92182a451f657e2 Mon Sep 17 00:00:00 2001
From: Chris Cannam <cannam@all-day-breakfast.com>
Date: Fri, 26 Apr 2024 17:42:53 +0100
Subject: [PATCH] Add header for ptrdiff_t (thanks to rather old PR from Robin
 Gareus)

---
 src/common/Allocators.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/common/Allocators.h b/src/common/Allocators.h
index 4c529f6..ee62f2e 100644
--- a/src/common/Allocators.h
+++ b/src/common/Allocators.h
@@ -27,7 +27,8 @@
 #include "VectorOps.h"
 
 #include <new> // for std::bad_alloc
-#include <stdlib.h>
+#include <cstdlib>
+#include <cstddef> // ptrdiff_t
 
 #include <stdexcept>