> Why doesn't this buildlink3 system tell why?
>
> Why doesn't it start build of old and then fail when it can't install
> (because old version is already installed) like before?

More information:

set -x;                                  /usr/bin/touch -f
/usr/pkg/tmp/pkgsrc/w
ip/gramps/work.rainier/.buildlink/.buildlink_libgnomecanvas_done
+ /usr/bin/touch -f
/usr/pkg/tmp/pkgsrc/wip/gramps/work.rainier/.buildlink/.buildlink_libgnomecanvas_done
set -x;                                  true "=> Linking libgtkhtml files
into
/usr/pkg/tmp/pkgsrc/wip/gramps/work.rainier/.buildlink."
+ true => Linking libgtkhtml files into
/usr/pkg/tmp/pkgsrc/wip/gramps/work.rainier/.buildlink.
set -x;                                  case
BUILDLINK_PREFIX.libgtkhtml_not_found in
*not_found)
                 echo "libgtkhtml is not installed; can't buildlink
files.";  false;                                             ;;
                         esac
+ echo libgtkhtml is not installed; can't buildlink files.
libgtkhtml is not installed; can't buildlink files.
+ false
*** Error code 1


It is installed:

rainier:/usr/pkgsrc/wip/gramps$ pkg_info -c libgtkhtml
Information for libgtkhtml-2.4.1nb3:

Comment:
Lightweight HTML rendering GTK2 widget


   Jeremy C. Reed
   http://www.reedmedia.net/

p.s. Is there a pkg_info switch to see just version if Package?