diff -pruN 6.1.1+dfsg2-3/debian/changelog 6.1.1+dfsg2-3ubuntu1/debian/changelog
--- 6.1.1+dfsg2-3/debian/changelog	2021-11-11 15:32:02.000000000 +0000
+++ 6.1.1+dfsg2-3ubuntu1/debian/changelog	2022-04-14 22:30:04.000000000 +0000
@@ -1,3 +1,10 @@
+scilab (6.1.1+dfsg2-3ubuntu1) jammy; urgency=medium
+
+  * Fixed FTBFS due to conflict between signal.h pause function and scilab
+    pause() function. renamed it to scipause (LP: #1969227)
+
+ -- Matthieu Clemenceau <matthieu.clemenceau@canonical.com>  Thu, 14 Apr 2022 17:30:04 -0500
+
 scilab (6.1.1+dfsg2-3) unstable; urgency=medium
 
   * Bump standards-version to 4.6.0.
diff -pruN 6.1.1+dfsg2-3/debian/control 6.1.1+dfsg2-3ubuntu1/debian/control
--- 6.1.1+dfsg2-3/debian/control	2021-11-11 15:32:02.000000000 +0000
+++ 6.1.1+dfsg2-3ubuntu1/debian/control	2022-04-14 22:30:04.000000000 +0000
@@ -1,7 +1,8 @@
 Source: scilab
 Section: math
 Priority: optional
-Maintainer: Debian Science Team <debian-science-maintainers@alioth-lists.debian.net>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian Science Team <debian-science-maintainers@alioth-lists.debian.net>
 Uploaders: Julien Puydt <jpuydt@debian.org>
 Build-Depends: debhelper-compat (= 13), gfortran, time,
  default-jdk, chrpath, ocaml-nox (>= 3.11.2-3), libnum-ocaml-dev, fakeroot,
diff -pruN 6.1.1+dfsg2-3/debian/patches/pause_to_scipause.patch 6.1.1+dfsg2-3ubuntu1/debian/patches/pause_to_scipause.patch
--- 6.1.1+dfsg2-3/debian/patches/pause_to_scipause.patch	1970-01-01 00:00:00.000000000 +0000
+++ 6.1.1+dfsg2-3ubuntu1/debian/patches/pause_to_scipause.patch	2022-04-14 22:30:04.000000000 +0000
@@ -0,0 +1,51 @@
+--- a/scilab/modules/core/src/cpp/pause.cpp
++++ b/scilab/modules/core/src/cpp/pause.cpp
+@@ -11,15 +11,15 @@
+  *
+  */
+ 
+-#include "configvariable.hxx"
+-#include "threadmanagement.hxx"
+-#include "runner.hxx"
+-
+ extern "C" {
+ #include "pause.h"
+ }
+ 
+-void pause(void)
++#include "configvariable.hxx"
++#include "threadmanagement.hxx"
++#include "runner.hxx"
++
++void scipause(void)
+ {
+     ConfigVariable::IncreasePauseLevel();
+ 
+@@ -43,4 +43,4 @@
+ 
+     //return from console so change mode to initial
+     ConfigVariable::setPromptMode(iOldMode);
+-}
+\ No newline at end of file
++}
+--- a/scilab/modules/core/includes/pause.h
++++ b/scilab/modules/core/includes/pause.h
+@@ -15,6 +15,6 @@
+ #define __PAUSE_H__
+ 
+ #include "dynlib_core.h"
+-CORE_IMPEXP void pause(void);
++CORE_IMPEXP void scipause(void);
+ 
+ #endif /* !__PAUSE_H__ */
+--- a/scilab/modules/core/sci_gateway/cpp/sci_pause.cpp
++++ b/scilab/modules/core/sci_gateway/cpp/sci_pause.cpp
+@@ -47,7 +47,7 @@
+     ConfigVariable::macroFirstLine_begin(2);
+ 
+     // do pause
+-    pause();
++    scipause();
+ 
+     return types::Function::OK;
+ }
diff -pruN 6.1.1+dfsg2-3/debian/patches/series 6.1.1+dfsg2-3ubuntu1/debian/patches/series
--- 6.1.1+dfsg2-3/debian/patches/series	2021-11-11 15:32:02.000000000 +0000
+++ 6.1.1+dfsg2-3ubuntu1/debian/patches/series	2022-04-14 22:30:04.000000000 +0000
@@ -21,3 +21,4 @@ no-ftbfs-icu.patch
 find_external_libintl_jar.patch
 ocaml_411.patch
 hdf5-1.10.7.patch
+pause_to_scipause.patch