From 935e189a375232f81ac289a3b50f1c1734e29870 Mon Sep 17 00:00:00 2001
From: Jonathan Naylor <naylorjs@yahoo.com>
Date: Sat, 3 Feb 2024 21:07:22 +0000
Subject: [PATCH] Change the source number generation.

---
 FMIAXNetwork.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/FMIAXNetwork.cpp b/FMIAXNetwork.cpp
index 28350a6..9f51bf9 100644
--- a/FMIAXNetwork.cpp
+++ b/FMIAXNetwork.cpp
@@ -525,7 +525,8 @@ bool CFMIAXNetwork::writeNew()
 #if defined(DEBUG_IAX)
 	LogDebug("IAX NEW sent");
 #endif
-	unsigned short sCall = ++m_sCallNo | 0x8000U;
+	m_sCallNo++;
+	unsigned short sCall = m_sCallNo | 0x8000U;
 
 	m_timestamp.start();