${lookup{$local_part}lsearch{/var/lib/misc/$primary_hostname/mail-callout}{$local_part}{}}
!hosts = +debianhosts : WHITELIST
!verify = sender/callout=90s,maxwait=300s
${lookup{$local_part}lsearch{/var/lib/misc/$primary_hostname/mail-callout}{$local_part}{}}
!hosts = +debianhosts : WHITELIST
!verify = sender/callout=90s,maxwait=300s