From 171aa0faaa8846409cd731abe61575aed52d8975 Mon Sep 17 00:00:00 2001
From: Lutz Mader <lutz.mader@freenet.de>
Date: Fri, 19 Nov 2021 22:24:47 +0100
Subject: [PATCH] Add a fix to use gettimeofday if monotonic is not available.

---
 generic/gettime.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/generic/gettime.c b/generic/gettime.c
index 975457fe..b7c4885e 100644
--- a/generic/gettime.c
+++ b/generic/gettime.c
@@ -49,9 +49,13 @@ void Generic_gettime_monotonic(uint64_t* msec) {
    else
       *msec = 0;
 
-#else
+#else /* lower resolution gettimeofday() should be always available */
 
-# error "No monotonic clock available"
+   struct timeval tv;
+   if (gettimeofday(&tv, NULL) == 0)
+      *msec = ((uint64_t)tv.tv_sec * 1000) + ((uint64_t)tv.tv_usec / 1000);
+   else
+      *msec = 0;
 
 #endif
 }