https://github.com/gpsbabel/gpsbabel/commit/465a74194d53acea5c8d74c5cf3cb2940546ec92.patch
Can be removed next release

From 465a74194d53acea5c8d74c5cf3cb2940546ec92 Mon Sep 17 00:00:00 2001
From: tsteven4 <13596209+tsteven4@users.noreply.github.com>
Date: Fri, 7 Aug 2020 11:29:22 -0600
Subject: [PATCH] fix i386 regression error with engima. (#620)

this was motivated by the test failure seen at
https://buildd.debian.org/status/fetch.php?pkg=gpsbabel&arch=i386&ver=1.7.0%2Bds-4&stamp=1596794554&raw=0
---
 enigma.cc | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/enigma.cc b/enigma.cc
index 850f27b4e..32fea92d6 100644
--- a/enigma.cc
+++ b/enigma.cc
@@ -21,9 +21,16 @@
 
  */
 
+#include <cmath>           // for fabs, lround
+#include <cstdint>         // for int32_t, uint8_t, uint32_t
+#include <cstdlib>         // for abs
+#include <cstring>         // for strlen, memcpy, memset
+
+#include <QtCore/QString>  // for QString
+
 #include "defs.h"
-#include <cmath>
-#include <cstdlib>
+#include "gbfile.h"        // for gbfclose, gbfopen_le, gbfread, gbfwrite, gbfile
+
 
 #define MYNAME "Enigma binary route and waypoint file format"
 
@@ -177,7 +184,7 @@ enigma_waypt_disp(const Waypoint* wpt)
   le_write32(&ewpt.longitude, decToEnigmaPosition(wpt->longitude));
   ewpt.waypoint_type = WTYPE_WAYPOINT;
   if (wpt->altitude != unknown_alt) {
-    le_write32(&ewpt.data.wp_altitude, METERS_TO_FEET(wpt->altitude) + 1000);
+    le_write32(&ewpt.data.wp_altitude, lround(METERS_TO_FEET(wpt->altitude)) + 1000);
   }
   if (wpt->shortname != nullptr) {
     ewpt.shortname_len = (uint8_t) min(6, strlen(CSTRc(wpt->shortname)));