remove 5gb wasted space by removing precompiled headers

iccard/aime.c

@@ -1,6 +1,8 @@
 #include <assert.h>
 #include <stddef.h>
 #include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
 
 #include "iccard/aime.h"
 #include "iccard/mifare.h"

iccard/felica.c

@@ -3,6 +3,7 @@
 #include <assert.h>
 #include <stddef.h>
 #include <stdint.h>
+#include <stdlib.h>
 
 #include "hook/iobuf.h"
 

iccard/meson.build

@@ -2,7 +2,6 @@ iccard_lib = static_library(
     'iccard',
     include_directories : inc,
     implicit_include_directories : false,
-    c_pch : '../precompiled.h',
     dependencies : [
         capnhook.get_variable('hook_dep'),
     ],