*** client_side.c	Mon Sep  1 23:39:33 2003
--- client_side.c.patched	Sat Feb 21 01:03:27 2004
***************
*** 1935,1940 ****
--- 1935,1971 ----
  	return;
      }
      if (http->out.offset == 0) {
+         /* Zero Penalty Patch (ZPH) begins here ----> */
+         int hit = 0;
+         switch ( http->log_type )
+         {
+                 case LOG_TCP_HIT:
+                 case LOG_TCP_REFRESH_HIT:
+                 case LOG_TCP_REFRESH_FAIL_HIT:
+                 case LOG_TCP_IMS_HIT:
+                 case LOG_TCP_MEM_HIT:
+                 case LOG_TCP_OFFLINE_HIT:
+                         hit = 1;
+                         debug(33, 5) ("ZPH: local hit\n");
+                         break;
+                 default:
+                         /* Remove next 4 lines for excluding neighbor hits */
+                         if ( http->request->hier.code == PARENT_HIT ||
+ 			     http->request->hier.code == SIBLING_HIT ) {
+                                 hit = 1;
+                                 debug(33, 5) ("ZPH: neighbor hit\n");
+                         }
+                         break;
+         }
+         if ( hit ) {
+                 int tos = 16;        /* iptables hint: TOS = 0x10, DSCP = 0x04 */
+                 enter_suid();
+                 if (setsockopt(fd, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)) < 0) {
+                         debug(50, 1) ("ZPH: setsockopt(IP_TOS) on FD %d: %s\n", fd, xstrerror());
+                 }
+                 leave_suid();
+         }
+         /* <----- End of ZPH */
  	if (Config.onoff.log_mime_hdrs) {
  	    size_t k;
  	    if ((k = headersEnd(buf, size))) {