diff -u netqmail-1.05-orig/qmail-smtpd.c netqmail-1.05/qmail-smtpd.c
--- netqmail-1.05-orig/qmail-smtpd.c	Thu Jun 17 13:49:08 2004
+++ netqmail-1.05/qmail-smtpd.c	Sat Jun 19 03:56:35 2004
@@ -299,7 +299,6 @@
   flush();
   r = timeoutread(timeout,fd,buf,len);
   if (r == -1) if (errno == error_timeout) die_alarm();
-  if (r <= 0) die_read();
   return r;
 }
 
@@ -588,8 +587,18 @@
   if (chdir(auto_qmail) == -1) die_control();
   setup();
   if (ipme_init() != 1) die_ipme();
-  smtp_greet("220 ");
-  out(" ESMTP\r\n");
+  if (env_get("SMTP_IN_PROGRESS"))
+  {
+    char pre_inbuf[1024];
+    substdio pre_in = SUBSTDIO_FDBUF(saferead, 3, pre_inbuf, sizeof pre_inbuf);
+
+    commands(&pre_in,&smtpcommands);
+  }
+  else
+  {
+    smtp_greet("220 ");
+    out(" ESMTP\r\n");
+  }
   if (commands(&ssin,&smtpcommands) == 0) die_read();
   die_nomem();
 }