CPAN.pm: Going to build T/TS/TSCH/Gtk2-1.145.tar.gz

*** can not find package gtk+-2.0 >= 2.0.0
*** check that it is properly installed and available in PKG_CONFIG_PATH
 at Makefile.PL line 67
Warning: No success on command[/usr/bin/perl Makefile.PL INSTALLDIRS=site]
  TSCH/Gtk2-1.145.tar.gz
  /usr/bin/perl Makefile.PL INSTALLDIRS=site -- NOT OK
Running make test
  Make had some problems, won't test
Running make install
  Make had some problems, won't install
Failed during this command:
 TSCH/Gtk2-1.145.tar.gz                       : writemakefile NO '/usr/bin/perl Makefile.PL INSTALLDIRS=site' returned status 2304