Use precompiled headers, fix weak data issues

src/d/actor/d_a_ib.cpp

@@ -3,6 +3,7 @@
 // Translation Unit: d_a_ib.cpp
 //
 
+#include "d/dolzel.h" // IWYU pragma: keep
 #include "d/actor/d_a_ib.h"
 #include "d/d_procname.h"
 #include "d/d_priority.h"
@@ -15,8 +16,6 @@
 #include "global.h"
 #include "m_Do/m_Do_mtx.h"
 
-#include "weak_data_1811.h" // IWYU pragma: keep
-
 struct daIball_c__data {
     /* 0x00 */ u8 m00;
     /* 0x01 */ u8 m01;