--- qmail-1.03.original/qmail-smtpd.c	1998-06-15 11:53:16.000000000 +0100
+++ qmail-1.03/qmail-smtpd.c	2004-03-12 22:27:09.000000000 +0000
@@ -75,6 +75,10 @@
 {
   smtp_greet("221 "); out("\r\n"); flush(); _exit(0);
 }
+void smtp_nohttp()
+{
+  out("221 I am not an HTTP server. (#5.5.5)\r\n"); flush(); _exit(0);
+}
 
 char *remoteip;
 char *remotehost;
@@ -402,6 +406,9 @@
 , { "helo", smtp_helo, flush }
 , { "ehlo", smtp_ehlo, flush }
 , { "rset", smtp_rset, 0 }
+, { "get", smtp_nohttp, flush }
+, { "post", smtp_nohttp, flush }
+, { "head", smtp_nohttp, flush }
 , { "help", smtp_help, flush }
 , { "noop", err_noop, flush }
 , { "vrfy", err_vrfy, flush }