Otherwise we get build warnings like:
sgroupio.c:255:6: warning: implicit declaration of function 'getdef_bool' [-Wimplicit-function-declaration]
shadowio.c:131:6: warning: implicit declaration of function 'getdef_bool' [-Wimplicit-function-declaration]
#include "prototypes.h"
#include "defines.h"
#include "commonio.h"
+#include "getdef.h"
#include "sgroupio.h"
/*@null@*/ /*@only@*/struct sgrp *__sgr_dup (const struct sgrp *sgent)
#include <shadow.h>
#include <stdio.h>
#include "commonio.h"
+#include "getdef.h"
#include "shadowio.h"
#ifdef WITH_TCB
#include <tcb.h>