From 4dac9f219379264c025c1b00ec39898fbcafead0 Mon Sep 17 00:00:00 2001
From: Dhanya Thattil <33750417+thattil@users.noreply.github.com>
Date: Wed, 15 Feb 2023 09:45:02 +0100
Subject: [PATCH] zmq4.3 changed default buffer size to -1 instead of 0 (#667)

---
 slsSupportLib/include/sls/ZmqSocket.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/slsSupportLib/include/sls/ZmqSocket.h b/slsSupportLib/include/sls/ZmqSocket.h
index 75fa0fe2b..3537f1f35 100644
--- a/slsSupportLib/include/sls/ZmqSocket.h
+++ b/slsSupportLib/include/sls/ZmqSocket.h
@@ -34,7 +34,7 @@ namespace sls {
 // high water mark for gui
 #define DEFFAULT_LOW_ZMQ_HWM           (25)
 #define DEFAULT_LOW_ZMQ_HWM_BUFFERSIZE (1024 * 1024) // 1MB
-#define DEFAULT_ZMQ_BUFFERSIZE         (0)           // os default
+#define DEFAULT_ZMQ_BUFFERSIZE         (-1)          // os default
 
 /** zmq header structure */
 struct zmqHeader {