| 1. A computer implemented method comprising:
generating versioning control information for a plurality of source/object files of a program product; and
distributing a plurality of [ the versioning control information to one or more user or non-user computer systems, wherein a user computer system stores the versioning control information for the user computer system's
own use, and a non-user computer system correspondingly stores one or more ] copies of the versioning control information for storage for a plurality of [ one or more ] user computer systems, with the storage of the versioning control information being performed on a user computer system by
user computer system basis, one copy of the versioning control information per user computer system [ , enabling each user computer system to use the corresponding copy of the versioning control information to selectively generate
a version of the program product desired by the user computer system independent of other user computer systems] .
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