5 files changed, 5 insertions, 0 deletions
diff --git a/vespalib/src/tests/exception_classes/mmap.cpp b/vespalib/src/tests/exception_classes/mmap.cpp
index 2d4c4796473..81b5e0de30e 100644
--- a/vespalib/src/tests/exception_classes/mmap.cpp
+++ b/vespalib/src/tests/exception_classes/mmap.cpp
@@ -3,6 +3,7 @@
 #include <vector>
 #include <cassert>
 #include <string.h>
+#include <cstdlib>
 #include <sys/resource.h>
 
 using namespace vespalib::alloc;
diff --git a/vespalib/src/vespa/vespalib/data/databuffer.cpp b/vespalib/src/vespa/vespalib/data/databuffer.cpp
index 758922aec6d..39c0f3f7482 100644
--- a/vespalib/src/vespa/vespalib/data/databuffer.cpp
+++ b/vespalib/src/vespa/vespalib/data/databuffer.cpp
@@ -1,6 +1,7 @@
 // Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 #include "databuffer.h"
 #include <algorithm>
+#include <cstdio>
 
 namespace vespalib {
 
diff --git a/vespalib/src/vespa/vespalib/hwaccelrated/iaccelrated.cpp b/vespalib/src/vespa/vespalib/hwaccelrated/iaccelrated.cpp
index 4006897dce5..061963f95a4 100644
--- a/vespalib/src/vespa/vespalib/hwaccelrated/iaccelrated.cpp
+++ b/vespalib/src/vespa/vespalib/hwaccelrated/iaccelrated.cpp
@@ -7,6 +7,7 @@
 #include "avx2.h"
 #include "avx512.h"
 #include <vespa/vespalib/util/memory.h>
+#include <cstdio>
 
 #include <vespa/log/log.h>
 LOG_SETUP(".vespalib.hwaccelrated");
diff --git a/vespalib/src/vespa/vespalib/net/crypto_socket.h b/vespalib/src/vespa/vespalib/net/crypto_socket.h
index c409e5a0e83..d51a97e2743 100644
--- a/vespalib/src/vespa/vespalib/net/crypto_socket.h
+++ b/vespalib/src/vespa/vespalib/net/crypto_socket.h
@@ -3,6 +3,7 @@
 #pragma once
 
 #include <memory>
+#include <cstdlib>
 
 namespace vespalib {
 
diff --git a/vespalib/src/vespa/vespalib/util/stash.h b/vespalib/src/vespa/vespalib/util/stash.h
index 6804b096ee3..aa1441aa0bb 100644
--- a/vespalib/src/vespa/vespalib/util/stash.h
+++ b/vespalib/src/vespa/vespalib/util/stash.h
@@ -4,6 +4,7 @@
 
 #include "traits.h"
 #include "arrayref.h"
+#include <cstdlib>
 
 namespace vespalib {
 namespace stash {