#define EXIT_BLOCK_QUIET 99
#define EXIT_DEFERAL 1
#define EXIT_ACCEPT 0

#define EXIT_CANNOT_LOAD_CONFIGFILE 1
#define EXIT_CANNOT_MALLOC 1

#define EXIT_FROM_DOMAIN_HAS_NO_RESOLVABLE_MX 99
#define EXIT_HEADER_NOT_CORRECT 99
#define EXIT_PARSE_HEADER_ERROR 99
#define EXIT_NOT_IN_WHITELIST 99
