Patches for ed on Minerva

0001-Make-CC-and-friends-overridable-from-the-env.patch

Make CC and friends overridable from the env

0002-Use-stdbool-instead-of-rolling-a-manual-Bool.patch

Use stdbool instead of rolling a manual Bool

0003-Manually-link-with-pcre2.patch

Manually link with pcre2

0004-Use-pcre2-for-regex-instead-of-libc-s-regex.h.patch

Use pcre2 for regex instead of libc's regex.h