core: declare function parameter type to get rid of compile warning

(cherry picked from commit ad2f899)
(cherry picked from commit 74052b4)

main.c

@@ -498,10 +498,10 @@ char* pgid_file = 0;
 
 
 /* call it before exiting; if show_status==1, mem status is displayed */
-void cleanup(show_status)
+void cleanup(int show_status)
 {
 	int memlog;
-	
+
 	/*clean-up*/
 #ifndef SHM_SAFE_MALLOC
 	if (mem_lock)