DOOBLE_COOKIES_REPLACE_HYPHEN_WITH_UNDERSCORE

Replace hyphens with underscores in cookie names.

DOOBLE_FREEBSD_WEBENGINE_MISMATCH

Enable if FreeBSD's Qt and WebEngine versions differ.

DOOBLE_HMAC

Use Dooble's HMAC implementation. Otherwise, QMessageAuthenticationCode
is applied.

DOOBLE_MMAN_PRESENT

Lock memory into RAM via mman.

DOOBLE_QTCHARTS_PRESENT

Enabled if the QtCharts module is available.

DOOBLE_REGISTER_GOPHER_SCHEME

Force registration of Gopher scheme.
