rc-service: missing includes from IWYU

src/rc-service/rc-service.c

@@ -15,7 +15,9 @@
  *    except according to the terms contained in the LICENSE file.
  */
 
+#include <errno.h>
 #include <getopt.h>
+#include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -24,8 +26,8 @@
 #include "einfo.h"
 #include "queue.h"
 #include "rc.h"
-#include "misc.h"
 #include "_usage.h"
+#include "helpers.h"
 
 const char *applet = NULL;
 const char *extraopts = NULL;