fix races

src/Makefile

@@ -3,7 +3,7 @@ all: palera1n
 OBJECTS  = main.o dfuhelper.o devhelper.o lockdown_helper.o exec_checkra1n.o
 OBJECTS += pongo_usb.o optparse.o override_file.o pongo_helper.o log.o
 OBJECTS += xxd-checkra1n.o xxd-checkra1n-kpf-pongo.o xxd-ramdisk.dmg.o
-OBJECTS += xxd-binpack.dmg.o
+OBJECTS += xxd-binpack.dmg.o lock_vars.o
 ifeq ($(DEV_BUILD),1)
 OBJECTS += tui_screen_enter_recovery.o tui_screen_enter_dfu.o tui_main.o
 OBJECTS += tui_screen_jailbreak.o tui_screen_main.o tui_screen_options.o