diff --git a/source/duke3d/src/gamedef.cpp b/source/duke3d/src/gamedef.cpp
index cf5260158..7db678a16 100644
--- a/source/duke3d/src/gamedef.cpp
+++ b/source/duke3d/src/gamedef.cpp
@@ -708,6 +708,7 @@ static const vec2_t globalvartable[] =
     { CON_XORVAR,         CON_XORVAR_GLOBAL },
 };
 
+#ifdef INCOMPLETE_STRUCT_ACCESS
 static const vec2_t playervartable[] =
 {
     { CON_IFVARA,         CON_IFVARA_PLAYER },
@@ -775,17 +776,22 @@ static const vec2_t actorvartable[] =
     { CON_SUBVAR,         CON_SUBVAR_ACTOR },
     { CON_XORVAR,         CON_XORVAR_ACTOR },
 };
+#endif
 
 static inthashtable_t h_varvar = { NULL, INTHASH_SIZE(ARRAY_SIZE(varvartable)) };
 static inthashtable_t h_globalvar = { NULL, INTHASH_SIZE(ARRAY_SIZE(globalvartable)) };
+#ifdef INCOMPLETE_STRUCT_ACCESS
 static inthashtable_t h_playervar = { NULL, INTHASH_SIZE(ARRAY_SIZE(playervartable)) };
 static inthashtable_t h_actorvar = { NULL, INTHASH_SIZE(ARRAY_SIZE(actorvartable)) };
+#endif
 
 static inthashtable_t *const inttables[] = {
     &h_varvar,
     &h_globalvar,
+#ifdef INCOMPLETE_STRUCT_ACCESS
     &h_playervar,
     &h_actorvar,
+#endif
 };
 
 
@@ -2453,14 +2459,14 @@ static void scriptUpdateOpcodeForVariableType(intptr_t *ins)
             case 0:
                 opcode = inthash_find(&h_globalvar, *ins & VM_INSTMASK);
                 break;
-/*
+#ifdef INCOMPLETE_STRUCT_ACCESS
             case GAMEVAR_PERACTOR:
                 opcode = inthash_find(&h_actorvar, *ins & VM_INSTMASK);
                 break;
             case GAMEVAR_PERPLAYER:
                 opcode = inthash_find(&h_playervar, *ins & VM_INSTMASK);
                 break;
-*/
+#endif
         }
     }
 
@@ -6180,11 +6186,13 @@ void scriptInitTables()
     for (auto &globalvar : globalvartable)
         inthash_add(&h_globalvar, globalvar.x, globalvar.y, 0);
 
+#ifdef INCOMPLETE_STRUCT_ACCESS
     for (auto &playervar : playervartable)
         inthash_add(&h_playervar, playervar.x, playervar.y, 0);
 
     for (auto &actorvar : actorvartable)
         inthash_add(&h_actorvar, actorvar.x, actorvar.y, 0);
+#endif
 }
 
 void C_Compile(const char *fileName)
@@ -6319,8 +6327,10 @@ void C_Compile(const char *fileName)
 
     inthash_free(&h_varvar);
     inthash_free(&h_globalvar);
+#ifdef INCOMPLETE_STRUCT_ACCESS
     inthash_free(&h_playervar);
     inthash_free(&h_actorvar);
+#endif
 
     freehashnames();
     freesoundhashnames();
diff --git a/source/duke3d/src/gamedef.h b/source/duke3d/src/gamedef.h
index fdb896ec0..88415e234 100644
--- a/source/duke3d/src/gamedef.h
+++ b/source/duke3d/src/gamedef.h
@@ -878,6 +878,7 @@ enum ScriptKeywords_t
     CON_WHILEVARN_GLOBAL,
     CON_XORVAR_GLOBAL,
 
+#ifdef INCOMPLETE_STRUCT_ACCESS
     CON_IFVARA_PLAYER,
     CON_IFVARAE_PLAYER,
     CON_IFVARAND_PLAYER,
@@ -939,6 +940,7 @@ enum ScriptKeywords_t
     CON_WHILEVARL_ACTOR,
     CON_WHILEVARN_ACTOR,
     CON_XORVAR_ACTOR,
+#endif
 
     CON_IFVARVARA,
     CON_IFVARVARAE,
diff --git a/source/duke3d/src/gameexec.cpp b/source/duke3d/src/gameexec.cpp
index 4cb3c593a..8bd87cf53 100644
--- a/source/duke3d/src/gameexec.cpp
+++ b/source/duke3d/src/gameexec.cpp
@@ -1424,8 +1424,8 @@ next_instruction:
                     insptr = tempscrptr;
                 }
                 continue;
-/*
 
+#ifdef INCOMPLETE_STRUCT_ACCESS
             case CON_IFVARE_ACTOR:
                 insptr++;
                 tw = aGameVars[*insptr++].pValues[vm.spriteNum & (MAXSPRITES-1)];
@@ -1669,7 +1669,7 @@ next_instruction:
                 aGameVars[*insptr].pValues[vm.playerNum & (MAXPLAYERS-1)] >>= insptr[1];
                 insptr += 2;
                 continue;
-*/
+#endif
 
             case CON_WHILEVARN_GLOBAL:
             {
@@ -1695,6 +1695,7 @@ next_instruction:
                 continue;
             }
 
+#ifdef INCOMPLETE_STRUCT_ACCESS
             case CON_WHILEVARN_ACTOR:
             {
                 auto const savedinsptr = &insptr[2];
@@ -1750,12 +1751,14 @@ next_instruction:
 
                 continue;
             }
+#endif
 
             case CON_MODVAR_GLOBAL:
                 insptr++;
                 aGameVars[*insptr].global %= insptr[1];
                 insptr += 2;
                 continue;
+#ifdef INCOMPLETE_STRUCT_ACCESS
             case CON_MODVAR_ACTOR:
                 insptr++;
                 aGameVars[*insptr].pValues[vm.spriteNum & (MAXSPRITES-1)] %= insptr[1];
@@ -1766,6 +1769,7 @@ next_instruction:
                 aGameVars[*insptr].pValues[vm.playerNum & (MAXPLAYERS-1)] %= insptr[1];
                 insptr += 2;
                 continue;
+#endif
 
             case CON_IFVARAND:
                 insptr++;
@@ -1916,7 +1920,7 @@ next_instruction:
                 insptr += 2;
                 continue;
 
-/*
+#ifdef INCOMPLETE_STRUCT_ACCESS
             case CON_DIVVAR_PLAYER:
             {
                 insptr++;
@@ -1936,7 +1940,7 @@ next_instruction:
                 insptr += 2;
                 continue;
             }
-*/
+#endif
 
             case CON_DIVVARVAR:
                 insptr++;
@@ -2234,6 +2238,7 @@ next_instruction:
                 insptr += 2;
                 continue;
 
+#ifdef INCOMPLETE_STRUCT_ACCESS
             case CON_RANDVAR_PLAYER:
                 insptr++;
                 aGameVars[*insptr].pValues[vm.playerNum & (MAXPLAYERS-1)] = mulscale16(krand(), insptr[1] + 1);
@@ -2245,6 +2250,7 @@ next_instruction:
                 aGameVars[*insptr].pValues[vm.spriteNum & (MAXSPRITES-1)] = mulscale16(krand(), insptr[1] + 1);
                 insptr += 2;
                 continue;
+#endif
 
             case CON_RANDVARVAR:
                 insptr++;