What about all tha packages that include and use their own libpcre, rather than use the system one? glib is one such widely used package, for example, as it has some (very useful to it) patches against libpcre that aren't suitable for upstream yet (or some such).
What about all tha packages that include and use their own libpcre, rather than use the system one? glib is one such widely used package, for example, as it has some (very useful to it) patches against libpcre that aren't suitable for upstream yet (or some such).