diff --git a/network/main/makefile.win b/network/main/makefile.win
index 51ad1d33718c..029e1dc80740 100644
--- a/network/main/makefile.win
+++ b/network/main/makefile.win
@@ -106,7 +106,11 @@ LIBRARY_NAME=network
 
 EXTRA_LIBS=
 
-REQUIRES= foo parse jtools java zlib nspr dbm util network js security mimetype ldap imap4url ldapurl net progress
+!ifdef NU_CACHE
+REQUIRES= foo parse jtools java zlib nspr dbm util network js security mimetype ldap imap4url ldapurl net progress cachelib
+!else
+REQUIRES= foo parse jtools java zlib nspr dbm util network js security mimetype ldap imap4url ldapurl net progress 
+!endif
 EXPORTS= mkstream.h \
 	 net_xp_file.h \
 	 mkparse.h \
@@ -152,6 +156,9 @@ LINCS=-I$(PUBLIC)\jtools	\
     -I$(PUBLIC)\cnetinit	\
     -I$(PUBLIC)\mimetype	\
     -I$(PUBLIC)\network		\
+!ifdef NU_CACHE
+    -I$(PUBLIC)\cache		\
+!endif
     -I$(PUBLIC)\ldap		\
     -I$(PUBLIC)\net		\
     -I$(PUBLIC)\progress	\
diff --git a/network/main/mkhelp.c b/network/main/mkhelp.c
index e5d1d9a50eaf..9f573511782d 100644
--- a/network/main/mkhelp.c
+++ b/network/main/mkhelp.c
@@ -994,9 +994,13 @@ NET_HTMLHelpMapToURL(int         format_out,
       }
 
     memset(obj, 0, sizeof(html_help_map_stream));
-
-	if(URL_s->cache_file || URL_s->memory_copy)
-		obj->file_is_local = TRUE;
+#ifdef NU_CACHE
+    if (URL_s->cache_file || URL_s->cache_object)
+        obj->file_is_local = TRUE;
+#else
+    if(URL_s->cache_file || URL_s->memory_copy)
+        obj->file_is_local = TRUE;
+#endif
 	else
 		obj->file_is_local = NET_IsLocalFileURL(URL_s->address);
 	
diff --git a/network/main/mkutils.c b/network/main/mkutils.c
index d7c6027a4352..51962fff4da4 100644
--- a/network/main/mkutils.c
+++ b/network/main/mkutils.c
@@ -63,6 +63,9 @@
 #include "pics.h"
 #endif
 
+#ifdef NU_CACHE
+#include "CacheStubs.h"
+#endif
 
 typedef struct {
   char *buffer;
@@ -1376,12 +1379,17 @@ NET_ParseMimeHeader(FO_Present_Types outputFormat,
 				found_one = TRUE;
               }
 			else if(!PL_strncasecmp(name,"EXT-CACHE:",10))
-			  {
+#ifdef NU_CACHE
+            {
+                PR_ASSERT(0);
+		/* Cool find... somebody uses this? let me know -Gagan */
+            }
+#else
+			{
 #ifdef MOZILLA_CLIENT
                 char * next_arg = strtok(value, ";");
 				char * name=0;
 				char * instructions=0;
-
 				found_one = TRUE;
 
 				while(next_arg)
@@ -1409,6 +1417,7 @@ NET_ParseMimeHeader(FO_Present_Types outputFormat,
 				PR_ASSERT(0);
 #endif /* MOZILLA_CLIENT */
               }
+#endif /* NU_CACHE */
 			else if (!PL_strncasecmp(name, "ETAG:",5))
 			{
 				/* Weak Validators are skipped for now*/
@@ -3505,8 +3514,12 @@ NET_GetURLQuick (URL_Struct * URL_s,
         MWContext * context,
         Net_GetUrlExitFunc*	exit_routine)
 {
-	if (!NET_FindURLInMemCache(URL_s, context) &&
+#ifdef NU_CACHE
+    if (!CacheManager_Contains(URL_s->address))
+#else
+    if (!NET_FindURLInMemCache(URL_s, context) &&
 		!NET_FindURLInExtCache(URL_s, context))
+#endif
 	{
 		/* default */
 		return NET_GetURL(