Each of the 3 CI services now trigger a sr.ht build via
the on_master_success script. The sr.ht build checks if all builds have
completed successfully by trying to download the JSON file for the
particular version. If all builds have completed successfully then this
sr.ht job will update the download page.
* Add missing <stdint.h> include for uint8_t type declaration
* Add needed FreeBSD check to link to libpthread
* Apply patch to enable more tests in the FreeBSD CI