Uhm, dependencies didn't catch the compilation error?

Msg22.h

@@ -7,6 +7,8 @@
 
 #include "Url.h"
 #include "Multicast.h"
+#include "collnum_t.h"
+
 
 // m_url[0]!=0 if this is a url-based request and NOT docid-based
 class Msg22Request {

RdbIndex.h

@@ -3,6 +3,7 @@
 
 #include "BigFile.h"
 #include "rdbid_t.h"
+#include "collnum_t.h"
 #include "Sanity.h"
 #include "GbMutex.h"
 #include <vector>

SpiderCache.h

@@ -2,6 +2,7 @@
 #define GB_SPIDERCACHE_H
 
 #include "types.h"
+#include "collnum_t.h"
 
 class SpiderColl;