diff --git a/source/build/include/build.h b/source/build/include/build.h
index cb5423b70..40e33ceb4 100644
--- a/source/build/include/build.h
+++ b/source/build/include/build.h
@@ -69,7 +69,6 @@ enum rendmode_t {
 # define M32_FIXME_WALLS 512
 # define M32_FIXME_SECTORS 2
 
-# define LUNATIC_EXTERN static
 
 #define MAXWALLSB ((MAXWALLS>>2)+(MAXWALLS>>3))
 
diff --git a/source/duke3d/src/actors.cpp b/source/duke3d/src/actors.cpp
index 7c65c4939..9e730d051 100644
--- a/source/duke3d/src/actors.cpp
+++ b/source/duke3d/src/actors.cpp
@@ -844,7 +844,7 @@ void A_DoGutsDir(int spriteNum, int tileNum, int spawnCnt)
 }
 #endif
 
-LUNATIC_EXTERN int32_t G_ToggleWallInterpolation(int32_t wallNum, int32_t setInterpolation)
+static int32_t G_ToggleWallInterpolation(int32_t wallNum, int32_t setInterpolation)
 {
     if (setInterpolation)
     {
diff --git a/source/duke3d/src/gamedef.cpp b/source/duke3d/src/gamedef.cpp
index a38ad2974..ec12539aa 100644
--- a/source/duke3d/src/gamedef.cpp
+++ b/source/duke3d/src/gamedef.cpp
@@ -2119,7 +2119,7 @@ void C_FreeProjectile(int32_t j)
 }
 
 
-LUNATIC_EXTERN void C_DefineProjectile(int32_t j, int32_t what, int32_t val)
+static void C_DefineProjectile(int32_t j, int32_t what, int32_t val)
 {
     if (g_tile[j].proj == NULL)
     {
diff --git a/source/duke3d/src/gameexec.cpp b/source/duke3d/src/gameexec.cpp
index f3944a572..1a534a5f1 100644
--- a/source/duke3d/src/gameexec.cpp
+++ b/source/duke3d/src/gameexec.cpp
@@ -1132,7 +1132,7 @@ static int G_StartTrackSlotWrap(int const volumeNum, int const levelNum)
     return 0;
 }
 
-LUNATIC_EXTERN void G_ShowView(vec3_t vec, fix16_t a, fix16_t horiz, int sect, int ix1, int iy1, int ix2, int iy2, int unbiasedp)
+static void G_ShowView(vec3_t vec, fix16_t a, fix16_t horiz, int sect, int ix1, int iy1, int ix2, int iy2, int unbiasedp)
 {
     int x1 = min(ix1, ix2);
     int x2 = max(ix1, ix2);
diff --git a/source/duke3d/src/namesdyn.cpp b/source/duke3d/src/namesdyn.cpp
index 65d933ea2..7bfe19896 100644
--- a/source/duke3d/src/namesdyn.cpp
+++ b/source/duke3d/src/namesdyn.cpp
@@ -42,7 +42,7 @@ struct dynitem
     const int16_t staticval;
 };
 
-LUNATIC_EXTERN struct dynitem g_dynTileList[] =
+static struct dynitem g_dynTileList[] =
 {
     { "ACCESS_ICON",         DVPTR(ACCESS_ICON),         ACCESS_ICON__STATIC },
     { "ACCESSCARD",          DVPTR(ACCESSCARD),          ACCESSCARD__STATIC },
diff --git a/source/duke3d/src/soundsdyn.cpp b/source/duke3d/src/soundsdyn.cpp
index c327c7d58..3022ec352 100644
--- a/source/duke3d/src/soundsdyn.cpp
+++ b/source/duke3d/src/soundsdyn.cpp
@@ -47,7 +47,7 @@ struct dynitem
     const int16_t staticval;
 };
 
-LUNATIC_EXTERN struct dynitem g_dynSoundList[] =
+static struct dynitem g_dynSoundList[] =
 {
     { "ALIEN_SWITCH1",       DVPTR(ALIEN_SWITCH1),      ALIEN_SWITCH1__STATIC },
     { "BIGBANG",             DVPTR(BIGBANG),            BIGBANG__STATIC },