XML Parser may not need to freak out over already-installed package.

*** 23,33 ****
  
  BUILD_DEPENDS_IPS="runtime/perl runtime/perl-64"
  DEPENDS_IPS="library/expat runtime/perl runtime/perl-64"
  
  init
- test_if_core
  download_source CPAN/authors/id/${AUTHORID:0:1}/${AUTHORID:0:2}/${AUTHORID} $PROG $VER
  patch_source
  prep_build
  buildperl
  vendorizeperl
--- 23,32 ----