- Fix support for BHYVE on head/amd64.

  Modifying OPTIONS_DEFAULT after including bsd.port.option.mk is not valid.
  Just check for existence of bhyve for now instead to determine default.

PR:		194531
Reported by:	Conrad Meyer


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@371364 35697150-7ecd-e111-bb59-0022644237b5
Remove duplicate master sites.

All the removed entries are aliases for mirrorservice.org.

Approved by:	maintainer


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@371365 35697150-7ecd-e111-bb59-0022644237b5
Use ftp.mirrorservice.org instead of ftp.uk.i-scream.org.

% host ftp.uk.i-scream.org
ftp.uk.i-scream.org is an alias for ftp.mirrorservice.org.


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@371366 35697150-7ecd-e111-bb59-0022644237b5