diff --git a/common/include/fwdvalptridx.h b/common/include/fwdvalptridx.h
index eb427525c..d7022caba 100644
--- a/common/include/fwdvalptridx.h
+++ b/common/include/fwdvalptridx.h
@@ -116,6 +116,5 @@ public:
 		using index_type = derived_type_prefix##num_t;	\
 		using integral_type = derived_type_prefix##num_t;	\
 	};	\
-	typedef valptridx<managed_type>::array_managed_type managed_type##_array_t;	\
-	extern managed_type##_array_t global_array;	\
+	extern valptridx<managed_type>::array_managed_type global_array;	\
 	DXX_VALPTRIDX_SUBTYPE(DXX_VALPTRIDX_DEFINE_SUBTYPE_TYPEDEF, managed_type, derived_type_prefix)
diff --git a/common/main/fwdsegment.h b/common/main/fwdsegment.h
index 3d74e2114..f09a63d54 100644
--- a/common/main/fwdsegment.h
+++ b/common/main/fwdsegment.h
@@ -98,7 +98,6 @@ struct group;
 
 struct vertex;
 extern array<vertex, MAX_VERTICES> Vertices;
-extern segment_array_t Segments;
 extern unsigned Num_segments;
 extern unsigned Num_vertices;
 
diff --git a/similar/main/mglobal.cpp b/similar/main/mglobal.cpp
index 959104d40..71fdc7725 100644
--- a/similar/main/mglobal.cpp
+++ b/similar/main/mglobal.cpp
@@ -44,7 +44,6 @@ int d_tick_count = 0; // increments every 33.33ms
 int d_tick_step = 0;  // true once every 33.33ms
 
 //	This is the global mine which create_new_mine returns.
-segment_array_t	Segments;
 //lsegment	Lsegments[MAX_SEGMENTS];
 
 // Number of vertices in current mine (ie, Vertices, pointed to by Vp)
@@ -97,5 +96,5 @@ valptridx<managed_type>::array_managed_type::array_managed_type()
 }
 #endif
 
-template class valptridx<object>::array_managed_type;
-template class valptridx<segment>::array_managed_type;
+valptridx<object>::array_managed_type Objects;
+valptridx<segment>::array_managed_type Segments;
diff --git a/similar/main/object.cpp b/similar/main/object.cpp
index 088de8c62..d5ceca930 100644
--- a/similar/main/object.cpp
+++ b/similar/main/object.cpp
@@ -104,11 +104,7 @@ static array<objnum_t, MAX_OBJECTS> free_obj_list;
 // -- Object stuff
 
 //info on the various types of objects
-#ifndef NDEBUG
-object	Object_minus_one;
-#endif
 
-object_array_t Objects;
 int num_objects=0;
 int Highest_ever_object_index=0;