+ cat "$FROMLINE" "$HDR" "$MBOX.body" "$empty_line" >"$MBOX"
+}
+
+# makemmdf_B mmdfboxname sz
+# The mbox file will be sz bytes and contain a single email, topped and
+# tailed with MMDF's magic strings. The end of the email's body looks
+# the same as the magic string for three bytes.
+makemmdf_B () {
+ MBOX="$1"
+ SZ=$2
+
+ arith_eval $SZ - $MMDFDELIMLINESZ - $HDRSZ - 1 - 4 - $MMDFDELIMLINESZ; WANTSZ=$arith_val
+ dd if="$FILLER" of="$MBOX.body" bs="$WANTSZ" count=1 2>/dev/null
+ printf '\n\1\1\1\n' >>"$MBOX.body"
+ cat "$mmdf_magic" "$HDR" "$MBOX.body" "$mmdf_magic" >"$MBOX"