You asked the same question two days ago with no response, so it’s a good bet that none of the readers here have a solution.

Sent from my iPad

-Al-

On Feb 20, 2020, at 09:31, 99r c via clamav-users <clamav-users@lists.clamav.net> wrote:
Hi I have found that our older clamav is failing on the pcre compilation 
we cannot upgrade clamav and pcre (for reasons that I wont go into here)
is there anyway to transform the new definitions  so that they are usable by older installations.