The following incantation worked: ~/opencsw/.buildsys/v2/bin/checkpkg --catalog-release=unstable --os-releases=SunOS5.10,SunOS5.11 --architecture=sparc ~/staging/build-19.Feb.2013/cas_texhash-1.49\,REV\=2013.02.19-SunOS5.10-all-CSW.pkg.gz Thanking everybody who tried to help.