Following required modules are missing: Graphics::ColorUtils Geo::OGC::Geometry Data::TreeDumper Gtk2::GladeXML Checking for ExtUtils::MakeMaker: ok Checking for ExtUtils::Depends: ok Checking for ExtUtils::PkgConfig: ok Checking for Gtk2::GladeXML: failed Checking for Data::TreeDumper: failed Checking for Graphics::ColorUtils: failed Checking for Geo::OGC::Geometry: failed Checking for gdk-pixbuf-2.0: Package gdk-pixbuf-2.0 was not found in the pkg-config search path. Perhaps you should add the directory containing `gdk-pixbuf-2.0.pc' to the PKG_CONFIG_PATH environment variable No package 'gdk-pixbuf-2.0' found at Makefile.PL line 38 *** can not find package gdk-pixbuf-2.0 *** check that it is properly installed and available in PKG_CONFIG_PATH at Makefile.PL line 38