I am uploading a NMU in order to fix this (by dropping pcre support).
diff -Nru mp3splt-2.6.2+20170630/debian/changelog
mp3splt-2.6.2+20170630/debian/changelog
--- mp3splt-2.6.2+20170630/debian/changelog 2021-01-06 17:59:57.000000000
+0100
+++ mp3splt-2.6.2+20170630/debian/changelog 2023-08-29 23:53:33.000000000
+0200
@@ -1,3 +1,11 @@
+mp3splt (2.6.2+20170630-3.2) unstable; urgency=medium
+
+ * Non-maintainer upload.
+ * Disable pcre support.
+ Closes: #1000016
+
+ -- Bastian Germann <b...@debian.org> Tue, 29 Aug 2023 23:53:33 +0200
+
mp3splt (2.6.2+20170630-3.1) unstable; urgency=medium
* Non-maintainer upload.
diff -Nru mp3splt-2.6.2+20170630/debian/control
mp3splt-2.6.2+20170630/debian/control
--- mp3splt-2.6.2+20170630/debian/control 2021-01-06 17:59:02.000000000
+0100
+++ mp3splt-2.6.2+20170630/debian/control 2023-08-29 23:53:33.000000000
+0200
@@ -4,7 +4,7 @@
Maintainer: Ron Lee <r...@debian.org>
Build-Depends: debhelper (>= 7.0.15), libdbus-glib-1-dev,
libogg-dev, libvorbis-dev, libflac-dev, libmad0-dev,
- libid3tag0-dev, libltdl3-dev, libpcre3-dev, libgtk-3-dev,
+ libid3tag0-dev, libltdl3-dev, libgtk-3-dev,
libgstreamer1.0-dev, libgstreamer-plugins-base1.0-dev,
audacious-dev, libaudclient-dev,
doxygen, graphviz
diff -Nru mp3splt-2.6.2+20170630/debian/rules
mp3splt-2.6.2+20170630/debian/rules
--- mp3splt-2.6.2+20170630/debian/rules 2021-01-06 17:47:47.000000000 +0100
+++ mp3splt-2.6.2+20170630/debian/rules 2023-08-29 23:53:19.000000000 +0200
@@ -92,6 +92,7 @@
--build=$(DEB_BUILD_GNU_TYPE) \
--prefix=/usr \
--disable-maintainer-mode \
+ --disable-pcre \
--enable-silent-rules \
CPPFLAGS="$(CPPFLAGS)" \
CFLAGS="$(CFLAGS)" \
