EXIT() may mean return(). That's confusing, so let's have it really mean

exit() in whatever way works for the intended platform, and define
OPENSSL_EXIT() to have the old meaning (the name is of course because
it's only used in the openssl program)

apps/errstr.c

@@ -122,5 +122,5 @@ int MAIN(int argc, char **argv)
 			}
 		}
 	apps_shutdown();
-	EXIT(ret);
+	OPENSSL_EXIT(ret);
 	}