Today's CI failed: $ make ... /bin/bash ../libtool --tag=CC --mode=link x86_64-linux-gnu-gcc -D_REENTRANT -D_GNU_SOURCE -DDEBIAN -fwrapv -fno-strict-aliasing -pipe -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Wl,-E -fstack-protector-strong -L/usr/local/lib -o ctexi2any ctexi2any-texi2any.o libtexinfo-main.la libtexinfoxs.la libtexinfo-convert.la libtexinfo.la -L/usr/lib/x86_64-linux-gnu/perl/5.34/CORE -lperl libtool: link: x86_64-linux-gnu-gcc -D_REENTRANT -D_GNU_SOURCE -DDEBIAN -fwrapv -fno-strict-aliasing -pipe -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Wl,-E -fstack-protector-strong -o .libs/ctexi2any ctexi2any-texi2any.o -L/usr/local/lib ./.libs/libtexinfo-main.so ./.libs/libtexinfoxs.so ./.libs/libtexinfo-convert.so ./.libs/libtexinfo.so -L/usr/lib/x86_64-linux-gnu/perl/5.34/CORE -lperl -Wl,-rpath -Wl,/usr/local/lib/texi2any/lib /usr/bin/ld: ./.libs/libtexinfo.so: undefined reference to `u32_mbsnlen' /usr/bin/ld: ./.libs/libtexinfo.so: undefined reference to `u32_mbtouc' collect2: error: ld returned 1 exit status make[5]: *** [Makefile:3758: ctexi2any] Error 1 make[5]: Leaving directory '/home/runner/work/ci-check/ci-check/texinfo/tta/C'
Probably a new gnulib-tool invocation is needed, like the one in commit 74db817176c636bd3f91fb75965a1ac51c1e0944 (2026-06-22). Bruno
