---- libsndfile-1.0.26/M4/octave.m4.orig 2015-11-25 21:57:25.675180371 +0100
-+++ libsndfile-1.0.26/M4/octave.m4 2015-11-26 15:46:34.252488392 +0100
-@@ -119,7 +119,7 @@
+--- libsndfile-1.2.0/m4/octave.m4.orig 2022-12-25 11:19:16.000000000 +0100
++++ libsndfile-1.2.0/m4/octave.m4 2023-01-17 20:29:50.724848649 +0100
+@@ -119,7 +119,7 @@ if test "x$prog_concat" = "xyesyesyes" ;
2.*)
AC_MSG_WARN([Octave version 2.X is not supported.])
;;
- 3.*)
-+ 3.*|4.*)
++ 3.*|4.*|5.*|6.*)
OCTAVE_DEST_ODIR=`$OCTAVE_CONFIG --oct-site-dir | sed 's%^/usr%${prefix}%'`
OCTAVE_DEST_MDIR=`$OCTAVE_CONFIG --m-site-dir | sed 's%^/usr%${prefix}%'`