[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z] b class b delivery agent flag B line (qf file) backslash (\) in header fields in rules bad ruleset definition error message base64 messages batching rule testing Bcc: header line Berkeley vendor specification bestmx database type bestmx_is_local feature BIND obtaining via FTP resource on 2nd [See also DNS] bitdomain feature BITNET addresses BITNET_RELAY m4 macro BITNET_RELAY mc macro BITNET_SITECONFIG mc macro blacklist_recipients feature BlankSub option blind carbon copy (Bcc) body of message B line (qf file) in queue 2nd BODY parameter (ESMTP) 2nd bodytype= equate (syslog output) bogus qf files Boolean-type arguments bouncing messages 2nd down sites and from retired accounts mailing lists and 2nd saved in qf file to postmaster 2nd braces { } 2nd BROKEN_ANSI_LIBRARY compile-time macro BROKEN_RES_SEARCH compile-time macro BSD4_3 and BSD4_4 compile-time macros btree database type buffer, tokenization and [See workspace] bugs 2nd NIS and vfork Build script Build, top level version building alias database 2nd sendmail bulk precedence |