From bbf9b2002132214145a484b8dc1327f98ca1fcbc Mon Sep 17 00:00:00 2001
From: Daniel Caujolle-Bert <f1rmb.daniel@gmail.com>
Date: Wed, 24 Jun 2020 11:42:53 +0200
Subject: [PATCH] Take care if the gpsd API version with gps_read() as function
 prototype as changed in version 7.

---
 NXDNGateway/APRSWriter.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/NXDNGateway/APRSWriter.cpp b/NXDNGateway/APRSWriter.cpp
index cb67049..df2e347 100644
--- a/NXDNGateway/APRSWriter.cpp
+++ b/NXDNGateway/APRSWriter.cpp
@@ -228,8 +228,13 @@ void CAPRSWriter::sendIdFrameMobile()
 	if (!::gps_waiting(&m_gpsdData, 0))
 		return;
 
+#if GPSD_API_MAJOR_VERSION >= 7
 	if (::gps_read(&m_gpsdData, NULL, 0) <= 0)
 		return;
+#else
+	if (::gps_read(&m_gpsdData) <= 0)
+		return;
+#endif
 
 	if (m_gpsdData.status != STATUS_FIX)
 		return;