Bug #127289 for Net-LibIDN2: Problem with building Net::LibIDN2

> Dear ladies and gentlemen, > > I have problems installing Net::LibIDN2 into Perl. I have followed all > advice you give on the GitHub page (https://github.com/gnuthor/Net-- > LibIDN2), i.e. I have tried all three variants. The result is the same > each time: > > root@achilles:/install/Net-LibIDN2-1.00# > LD_LIBRARY_PATH=/usr/lib/x86_64-linux-gnu perl Build.PL > --extra_compiler_flags=-I/usr/include --extra_linker_flags="- > L/usr/lib/x86_64-linux-gnu -lidn2 -Wl,-rpath=/usr/lib/x86_64-linux- > gnu" > # Compiler seems to be /usr/bin/cc > # /usr/bin/cc -D_REENTRANT -D_GNU_SOURCE -DDEBIAN -fwrapv -fno-strict- > aliasing -pipe -I/usr/local/include -D_LARGEFILE_SOURCE > -D_FILE_OFFSET_BITS=64 -fstack-protector -L/usr/local/lib > assertlib_pI_gtd1.c -I/usr/include -o assertlibo_KgINqs > # /usr/bin/cc -D_REENTRANT -D_GNU_SOURCE -DDEBIAN -fwrapv -fno-strict- > aliasing -pipe -I/usr/local/include -D_LARGEFILE_SOURCE > -D_FILE_OFFSET_BITS=64 -fstack-protector -L/usr/local/lib > assertlibr5upVKPU.c -o assertlibtwvzx6zy -I/usr/include > -L/usr/lib/x86_64-linux-gnu -lidn2 > wrong result: 'idn2' > > The same happens when I try to install the module from within the CPAN > shell. > > My system is Debian jessie, all updates applied at the time of this > writing, nothing special otherwise. I believe that the system is > matching all preconditions (see below, after my signature which I > unfortunately have to add in full detail due to legal reasons). > > I would be very grateful if you could give me a hint about what I am > doing wrong.

> > Here'a a link to the section in CPAN::Plugin::Sysdeps regarding Net::LibIDN2: > > https://github.com/eserte/cpan-plugin-sysdeps/blob/1284196c12ee81718c7ead2e3861f4d4e6cec3be/lib/CPAN/Plugin/Sysdeps/Mapping.pm#L2297-L2307 > > The comment regarding old debian-like systems (older than Ubuntu 18.10 or Debian/buster) is sparse, but basically it says that the libidn2 library is too old on these systems. >