Label com.apple.postfix.master Program /usr/libexec/postfix/master ProgramArguments master QueueDirectories /var/spool/postfix/maildrop AbandonProcessGroup RunAtLoad KeepAlive StandardErrorPath /var/log/com.apple.postfix.master.plist.error.log StandardOutPath /var/log/ccom.apple.postfix.master.plist.debug.log