WHITELIST = ${if match_domain{$domain}{+virtual_domains}\
{${if exists {${extract{directory}{VDOMAINDATA}{${value}/whitelist}}}\
{${lookup{$local_part}lsearch{${extract{directory}{VDOMAINDATA}{${value}/whitelist}}}{$value}{}}}{}}}\
WHITELIST = ${if match_domain{$domain}{+virtual_domains}\
{${if exists {${extract{directory}{VDOMAINDATA}{${value}/whitelist}}}\
{${lookup{$local_part}lsearch{${extract{directory}{VDOMAINDATA}{${value}/whitelist}}}{$value}{}}}{}}}\