pcre32(3) on Linux
The text e7f3501536e3, as Arch Linux 2026-11-01, Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie) shipped it. The page shows this text now.
Perl-compatible regular expressions #include <pcre.h>