Implement miscellaneous functions

src/carma2/newcommon/10-loading2.c

@@ -461,11 +461,16 @@ void C2_HOOK_FASTCALL LoadKeyMapping(void) {
     PFfclose(f);
 }
 
-// LoadInterfaceStuff
+// FUNCTION: CARMA2_HW 0x00487ea0
+void C2_HOOK_FASTCALL LoadInterfaceStuff(int pWithin_race) {
+
+    // empty
+}
 
 // FUNCTION: CARMA2_HW 0x00487eb0
 void C2_HOOK_FASTCALL InitInterfaceLoadState(void) {
 
+    // empty
 }
 
 // AdjustCarCoordinates

src/carma2/newcommon/10-loading2.h

@@ -20,7 +20,7 @@ extern void C2_HOOK_FASTCALL FinishLoadingGeneral(void);
 
 extern void C2_HOOK_FASTCALL LoadKeyMapping(void);
 
-// LoadInterfaceStuff
+extern void C2_HOOK_FASTCALL LoadInterfaceStuff(int pWithin_race);
 
 extern void C2_HOOK_FASTCALL InitInterfaceLoadState(void);
 

src/carma2/newcommon/16-graphics1.c

@@ -182,7 +182,10 @@ void C2_HOOK_FASTCALL InitWobbleStuff(void) {
 
 // StartRenderingHeadups
 
-// RenderThisHeadup
+// STUB: CARMA2_HW 0x004e5ad0
+void C2_HOOK_FASTCALL RenderThisHeadup(br_actor* pActor) {
+    NOT_IMPLEMENTED();
+}
 
 // StopRenderingHeadups
 

src/carma2/newcommon/16-graphics1.h

@@ -74,7 +74,7 @@ extern void C2_HOOK_FASTCALL InitWobbleStuff(void);
 
 // StartRenderingHeadups
 
-// RenderThisHeadup
+extern void C2_HOOK_FASTCALL RenderThisHeadup(br_actor* pActor);
 
 // StopRenderingHeadups