>1. The (not-an-interface) return codes from patchadd in S9 and >earlier were clear and very helpful. To this day I would have a hard >time training a junior admin to understand the output of the S10 >patchadd. >2. Not completely irrelevant because patchadd has been required to >apply patches to Sun Studio in SXCE to do OpenSolaris development.
pdo is a binary, but the guts of patchadd and patchrm are still ksh scripts. Casper