use dev-libs/libpcre2 as regex implementation

Packages describing “pcre2” as local USE flag

Package “pcre2” Flag Description
app-misc/carbon-c-relay use dev-libs/libpcre2 as regex implementation
net-proxy/haproxy Enable PCRE2 RegEx support
mail-filter/rspamd Use dev-libs/libpcre2
sci-geosciences/gmt Use libpcre2 for regular expressions
sys-libs/libselinux Use dev-libs/libpcre2 for fcontext regexes

All packages providing a “pcre2” USE flag (5)