Log Message:
Convert to use bsd.options.mk, the following options are available:

	esound ldap xface canna

# XXX Support for the following variables will be removed after the
# XXX pkgsrc-2004Q4 branch is released:
# XXX
# XXX USE_OPENLDAP
# XXX USE_XFACE
# XXX XEMACS_ESD
# XXX XEMACS_USE_CANNA