Many interp fixes (#2394)

Co-authored-by: Luke Street <luke@street.dev>

include/d/actor/d_a_npc_zra.h

@@ -370,6 +370,9 @@ public:
     u32 getAngleNoFromParam() { return (u8)(fopAcM_GetParam(this) >> 8); }
     void setBlastFlag(u8 i_flag) { mBlastFlag = i_flag; }
     MtxP getHeadMtx() { return mAnm_p->getModel()->getAnmMtx(4); }
+#if TARGET_PC
+    friend void daNpc_zrA_interp_callback(void* pUserWork);
+#endif
 
     /* 0x0B48 */ Z2Creature mCreatureSound;
     /* 0x0BD8 */ J3DModel* mpObjectModel[3];

include/d/actor/d_a_obj_keyhole.h

@@ -75,9 +75,7 @@ public:
 #endif
 };
 
-#if !TARGET_PC
 STATIC_ASSERT(sizeof(obj_keyhole_class) == 0x2CB8);
-#endif
 
 class daObj_Keyhole_HIO_c : public JORReflexible {
 public:

include/d/actor/d_a_obj_lv8Lift.h

@@ -59,7 +59,7 @@ public:
     int Draw();
     int Delete();
 #if TARGET_PC
-    friend void daL8Lift_interp_callback(bool isSimFrame, void* pUserWork);
+    friend void daL8Lift_interp_callback(void* pUserWork);
 #endif
 
     u8 getPthID() { return fopAcM_GetParamBit(this, 0, 8); }