diff --git a/src/engine/dynlight.cc b/src/engine/dynlight.cc
index e19f8c9..f6ebcb6 100644
--- a/src/engine/dynlight.cc
+++ b/src/engine/dynlight.cc
@@ -1,3 +1,5 @@
+#include "dynlight.hh"
+
 #include "pvs.hh"
 #include "renderva.hh"
 
@@ -52,8 +54,8 @@ struct dynlight
     }
 };
 
-vector<dynlight> dynlights;
-vector<dynlight *> closedynlights;
+static vector<dynlight> dynlights;
+static vector<dynlight *> closedynlights;
 
 void adddynlight(const vec &o, float radius, const vec &color, int fade, int peak, int flags, float initradius, const vec &initcolor, physent *owner, const vec &dir, int spot)
 {
@@ -78,7 +80,7 @@ void adddynlight(const vec &o, float radius, const vec &color, int fade, int pea
     dynlights.insert(insert, d);
 }
 
-void cleardynlights()
+static void cleardynlights()
 {
     int faded = -1;
     loopv(dynlights) if(lastmillis<dynlights[i].expire) { faded = i; break; }
diff --git a/src/engine/dynlight.hh b/src/engine/dynlight.hh
new file mode 100644
index 0000000..e830a8a
--- /dev/null
+++ b/src/engine/dynlight.hh
@@ -0,0 +1,23 @@
+#ifndef ENGINE_DYNLIGHT_HH
+#define ENGINE_DYNLIGHT_HH
+
+#include <shared/geom.hh>
+
+struct physent;
+
+enum
+{
+    DL_SHRINK = 1<<8,
+    DL_EXPAND = 1<<9,
+    DL_FLASH  = 1<<10
+};
+
+void adddynlight(const vec &o, float radius, const vec &color, int fade = 0, int peak = 0, int flags = 0, float initradius = 0, const vec &initcolor = vec(0, 0, 0), physent *owner = NULL, const vec &dir = vec(0, 0, 0), int spot = 0);
+void dynlightreaching(const vec &target, vec &color, vec &dir, bool hud = false);
+void removetrackeddynlights(physent *owner = NULL);
+
+void updatedynlights();
+int finddynlights();
+bool getdynlight(int n, vec &o, float &radius, vec &color, vec &dir, int &spot, int &flags);
+
+#endif
diff --git a/src/engine/engine.hh b/src/engine/engine.hh
index 0ec31d1..03ac599 100644
--- a/src/engine/engine.hh
+++ b/src/engine/engine.hh
@@ -87,12 +87,6 @@ extern void destroyva(vtxarray *va, bool reparent = true);
 extern void updatevabb(vtxarray *va, bool force = false);
 extern void updatevabbs(bool force = false);
 
-// dynlight
-
-extern void updatedynlights();
-extern int finddynlights();
-extern bool getdynlight(int n, vec &o, float &radius, vec &color, vec &dir, int &spot, int &flags);
-
 // command
 extern hashnameset<ident> idents;
 extern int identflags;
diff --git a/src/engine/renderlights.cc b/src/engine/renderlights.cc
index 6ddec6b..9d8f2cf 100644
--- a/src/engine/renderlights.cc
+++ b/src/engine/renderlights.cc
@@ -1,6 +1,7 @@
 #include "renderlights.hh"
 
 #include "aa.hh"
+#include "dynlight.hh"
 #include "main.hh" // initwarning
 #include "material.hh"
 #include "octaedit.hh" // editmode
diff --git a/src/shared/iengine.hh b/src/shared/iengine.hh
index a711c68..32aafe1 100644
--- a/src/shared/iengine.hh
+++ b/src/shared/iengine.hh
@@ -109,18 +109,6 @@ extern void fatal(const char *s, ...) PRINTFARGS(1, 2);
 
 struct VSlot;
 
-// dynlight
-enum
-{
-    DL_SHRINK = 1<<8,
-    DL_EXPAND = 1<<9,
-    DL_FLASH  = 1<<10
-};
-
-extern void adddynlight(const vec &o, float radius, const vec &color, int fade = 0, int peak = 0, int flags = 0, float initradius = 0, const vec &initcolor = vec(0, 0, 0), physent *owner = NULL, const vec &dir = vec(0, 0, 0), int spot = 0);
-extern void dynlightreaching(const vec &target, vec &color, vec &dir, bool hud = false);
-extern void removetrackeddynlights(physent *owner = NULL);
-
 // rendergl
 extern physent *camera1;
 extern vec worldpos, camdir, camright, camup;