* update diffutils to 3.9-1

diffutils/01-fix-colors-test.patch

@@ -0,0 +1,30 @@
+From 89f3daeaaf021a77177daec8666bcd80ec476833 Mon Sep 17 00:00:00 2001
+From: Jim Meyering <meyering@fb.com>
+Date: Mon, 16 Jan 2023 15:48:10 -0800
+Subject: tests: accommodate newer GNU make's SIGPIPE-ignore
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+* tests/colors: Allow an exit code of not just 141 (SIGPIPE),
+but also "error": 2.
+Reported by Tomasz Kłoczko in http://bugs.gnu.org/59905.
+---
+ tests/colors | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/tests/colors b/tests/colors
+index a14e555..6ef729f 100755
+--- a/tests/colors
++++ b/tests/colors
+@@ -128,6 +128,9 @@ printf '%1000000s-a' > a
+ printf '%1000000s-b' > b
+ head -c 10 < fifo > /dev/null &
+ diff --color=always ---presume-output-tty a b > fifo
+-test $? = 141 || fail=1
++
++# Depending on version of GNU make (4.3.92-4.4 set SIGPIPE to "ignore"),
++# either of these is acceptable.
++case $? in 2|141) ;; *) fail=1 ;; esac
+ 
+ Exit $fail

diffutils/02-fix-bug-where-D-does-not-work.patch

@@ -0,0 +1,18 @@
+From ba08fbbb0ca5da455bf695236c57bc50e7faed50 Mon Sep 17 00:00:00 2001
+From: Paul Eggert <eggert@cs.ucla.edu>
+Date: Fri, 10 Feb 2023 15:33:40 -0800
+Subject: diff: fix bug where -D does not work
+
+diff --git a/src/diff.c b/src/diff.c
+index dd6f63b..2b4834f 100644
+--- a/src/diff.c
++++ b/src/diff.c
+@@ -416,7 +416,7 @@ main (int argc, char **argv)
+ 	    char *base = b;
+ 	    int changes = 0;
+ 
+-	    for (i = 0; i < sizeof sizeof C_ifdef_group_formats; i++)
++	    for (i = 0; i < sizeof C_ifdef_group_formats; i++)
+ 	      {
+ 		char ch = C_ifdef_group_formats[i];
+ 		switch (ch)