Try the attached patch. I'll also put it into stable.
Index: copy.c =================================================================== RCS file: /home/roessler/cvsroot/mutt/copy.c,v retrieving revision 2.4 diff -u -u -r2.4 copy.c --- copy.c 1999/02/02 15:47:51 2.4 +++ copy.c 1999/03/15 15:08:34 @@ -60,7 +60,7 @@ buf[0] = '\n'; buf[1] = 0; - if ((flags & (CH_REORDER | CH_WEED | CH_MIME | CH_DECODE | CH_PREFIX)) == 0) + if ((flags & (CH_REORDER | CH_WEED | CH_MIME | CH_DECODE | CH_PREFIX | +CH_WEED_DELIVERED)) == 0) { /* Without these flags to complicate things * we can do a more efficient line to line copying @@ -148,6 +148,9 @@ if ((flags & CH_WEED) && mutt_matches_ignore (buf, Ignore) && !mutt_matches_ignore (buf, UnIgnore)) + continue; + if ((flags & CH_WEED_DELIVERED) && + mutt_strncasecmp ("Delivered-To:", buf, 13) == 0) continue; if ((flags & (CH_UPDATE | CH_XMIT | CH_NOSTATUS)) && (mutt_strncasecmp ("Status:", buf, 7) == 0 || Index: init.h =================================================================== RCS file: /home/roessler/cvsroot/mutt/init.h,v retrieving revision 2.20 diff -u -u -r2.20 init.h --- init.h 1999/03/02 20:32:02 2.20 +++ init.h 1999/03/15 15:12:19 @@ -85,6 +85,7 @@ { "auto_tag", DT_BOOL, R_NONE, OPTAUTOTAG, 0 }, { "beep", DT_BOOL, R_NONE, OPTBEEP, 1 }, { "beep_new", DT_BOOL, R_NONE, OPTBEEPNEW, 0 }, + { "bounce_delivered", DT_BOOL, R_NONE, OPTBOUNCEDELIVERED, 1 }, { "charset", DT_STR, R_NONE, UL &Charset, UL "iso-8859-1" }, { "check_new", DT_BOOL, R_NONE, OPTCHECKNEW, 1 }, { "collapse_unread", DT_BOOL, R_NONE, OPTCOLLAPSEUNREAD, 1 }, Index: mutt.h =================================================================== RCS file: /home/roessler/cvsroot/mutt/mutt.h,v retrieving revision 2.22 diff -u -u -r2.22 mutt.h --- mutt.h 1999/02/28 08:05:56 2.22 +++ mutt.h 1999/03/15 15:25:16 @@ -86,6 +86,7 @@ #define CH_UPDATE_LEN (1<<10) /* update Lines: and Content-Length: */ #define CH_TXTPLAIN (1<<11) /* generate text/plain MIME headers */ #define CH_NOLEN (1<<12) /* don't write Content-Length: and Lines: */ +#define CH_WEED_DELIVERED (1<<13) /* weed eventual Delivered-To headers */ /* flags for mutt_enter_string() */ #define M_ALIAS 1 /* do alias "completion" by calling up the alias-menu */ @@ -289,6 +290,7 @@ OPTAUTOTAG, OPTBEEP, OPTBEEPNEW, + OPTBOUNCEDELIVERED, OPTCHECKNEW, OPTCOLLAPSEUNREAD, OPTCONFIRMAPPEND, Index: sendlib.c =================================================================== RCS file: /home/roessler/cvsroot/mutt/sendlib.c,v retrieving revision 2.17 diff -u -u -r2.17 sendlib.c --- sendlib.c 1999/03/03 19:58:53 2.17 +++ sendlib.c 1999/03/15 15:12:41 @@ -1821,9 +1821,13 @@ if ((f = safe_fopen (tempfile, "w")) != NULL) { const char *fqdn; - + int ch_flags = CH_XMIT | CH_NONEWLINE; + + if (!option (OPTBOUNCEDELIVERED)) + ch_flags |= CH_WEED_DELIVERED; + fseek (msg->fp, h->offset, 0); - mutt_copy_header (msg->fp, h, f, CH_XMIT | CH_NONEWLINE, NULL); + mutt_copy_header (msg->fp, h, f, ch_flags, NULL); fprintf (f, "Resent-From: %s", NONULL(Username)); if((fqdn = mutt_fqdn(1))) fprintf (f, "@%s", fqdn); Index: doc/manual.sgml.in =================================================================== RCS file: /home/roessler/cvsroot/mutt/doc/manual.sgml.in,v retrieving revision 1.26 diff -u -u -r1.26 manual.sgml.in --- manual.sgml.in 1999/02/26 15:42:07 1.26 +++ manual.sgml.in 1999/03/15 15:13:36 @@ -2608,6 +2608,15 @@ message notifying you of new mail. This is independent of the setting of the <ref id="beep" name="beep"> variable. +<sect2>bounce_delivered<label id="bounce_delivered"> +<p> +Type boolean<newline> +Default: set + +When this variable is set, mutt will include Delivered-To headers +when bouncing messages. Postfix users may wish to unset this +variable. + <sect2>charset<label id="charset"> <p> Type: string<newline>