Pseudo code included. Is it a small step towards better LSB compliance for sendmail interface?

  Continuing
http://lists.untroubled.org/?list=nullmailer&cmd=threadindex&month=201002&threadid=hobkhempdacmpcpddmbi

  Is this pseudo code a small step towards better lsb compliance for
sendmail interface?

--- sendmail.cc.orig    2012-01-24 23:42:10.000000000 +0200
+++ sendmail.cc 2012-01-25 00:09:35.000000000 +0200
@@ -92,7 +92,11 @@ int parseargs()
     if(!setenvelope(o_from))
       return -1;
   if (o_mode && !strcmp(o_mode, "s")) {
-    ferr << "sendmail: option -bs is unsupported" << endl;
+
+    Wait for input on stdin.  What ever 1st line you get
+
+    fstdout << "550 Refuse communication by SMTP commands on stdin/stdoutd" << endl;
+
     return -1;
   }
   return 0;