documentations:

- added comments
- documented marker struct functions

src/GV/code_6370.c

@@ -160,7 +160,7 @@ void func_8038CC98(Actor *this){
     if(!this->unk16C_4){
         sp7C = fileProgressFlag_getN(FILEPROG_F8_KING_SANDYBUTT_PYRAMID_STATE, 2);
         this->unk16C_4 = TRUE;
-        this->marker->unk30 = func_8038C880;
+        this->marker->actorFreeFunc = func_8038C880;
         local->unk8 = &D_803911F0[this->modelCacheIndex - 0x285];
         local->unk10 = 0;
         local->unk14 = 0;