diff -Nru tcpreplay-4.3.3/debian/changelog tcpreplay-4.3.3/debian/changelog
--- tcpreplay-4.3.3/debian/changelog	2020-07-25 07:22:39.000000000 +0000
+++ tcpreplay-4.3.3/debian/changelog	2020-07-26 10:35:29.000000000 +0000
@@ -1,3 +1,9 @@
+tcpreplay (4.3.3-2) unstable; urgency=medium
+
+  * Fix build error on i386
+
+ -- Christoph Biedl <debian.axhn@manchmal.in-ulm.de>  Sun, 26 Jul 2020 12:35:29 +0200
+
 tcpreplay (4.3.3-1) unstable; urgency=medium
 
   * New upstream version 4.3.3. Closes: #957862
diff -Nru tcpreplay-4.3.3/debian/patches/series tcpreplay-4.3.3/debian/patches/series
--- tcpreplay-4.3.3/debian/patches/series	2020-07-25 07:18:58.000000000 +0000
+++ tcpreplay-4.3.3/debian/patches/series	2020-07-26 10:35:14.000000000 +0000
@@ -1,6 +1,7 @@
 # cherry-picked commits. Keep in upstream's chronological order
 
 # patches that should go upstream
+upstream.fix-build-on-i386.patch
 
 # modifications for Debian
 debian.disable-tcpreplay-test.patch
diff -Nru tcpreplay-4.3.3/debian/patches/upstream.fix-build-on-i386.patch tcpreplay-4.3.3/debian/patches/upstream.fix-build-on-i386.patch
--- tcpreplay-4.3.3/debian/patches/upstream.fix-build-on-i386.patch	1970-01-01 00:00:00.000000000 +0000
+++ tcpreplay-4.3.3/debian/patches/upstream.fix-build-on-i386.patch	2020-07-26 10:34:49.000000000 +0000
@@ -0,0 +1,16 @@
+Subject: Fix build on i386
+Author: Christoph Biedl <debian.axhn@manchmal.in-ulm.de>
+Forwarded: https://sourceforge.net/p/tcpreplay/mailman/message/37070377/
+Last-Update: 2020-07-26
+
+--- a/configure.ac
++++ b/configure.ac
+@@ -106,7 +113,7 @@
+             AC_MSG_RESULT([legacy])
+         fi
+         ;;
+-    Linux*)
++    linux*)
+         dnl ============================================
+         dnl Some libraries are in /usr/lib/i386-linux-gnu
+         dnl but host is i686-linux-gnu