uninstalled sitebuilder2 - missing php extensions

[zeki79]

hi there
i uninstalled sitebuilder2 on my plesk 7.5.2/suse 9.1
now i am missing the following files on my system:

/usr/lib/php/extensions/gpgext.so
/usr/lib/php/extensions/zip.so

anyone know, how i get these files?

thanks!