Fix Makefile error and move external_include to external/zink

Makefile

@@ -114,7 +114,7 @@ INSTALL    = \
 	echo 'Please note that this may not work properly. If it doesn'\''t work for you, you can manually extract the .deb in /var/tmp/net.kdt.pojavlauncher.$(1)_$(VERSION)_$(2).deb with dpkg or Filza.'; \
 	if [ '$(4)' = '0' ]; then \
 		scp -P $(DEVICE_PORT) $(OUTPUTDIR)/net.kdt.pojavlauncher.$(1)_$(VERSION)_$(2).deb root@$(DEVICE_IP):/var/tmp/net.kdt.pojavlauncher.$(1)_$(VERSION)_$(2).deb; \
-		ssh root@$(DEVICE_IP) -p $(DEVICE_PORT) -t "dpkg -i /var/tmp/net.kdt.pojavlauncher.$(1)_$(VERSION)_$(2).deb; uicache -p $(3)/Applications/PojavLauncher.app"
+		ssh root@$(DEVICE_IP) -p $(DEVICE_PORT) -t "dpkg -i /var/tmp/net.kdt.pojavlauncher.$(1)_$(VERSION)_$(2).deb; uicache -p $(3)/Applications/PojavLauncher.app"; \
 	else \
 		sudo dpkg -i $(OUTPUTDIR)/net.kdt.pojavlauncher.$(1)_$(VERSION)_$(2).deb; uicache -p $(3)/Applications/PojavLauncher.app; \
 	fi

Natives/CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.6)
 project(PojavLauncher)
 
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fcommon -fobjc-arc -ObjC -I'${CMAKE_CURRENT_LIST_DIR}/resources/Frameworks/MetalANGLE.framework/Headers' -I'${CMAKE_CURRENT_LIST_DIR}/external/DBNumberedSlider/Classes' -I'${CMAKE_CURRENT_LIST_DIR}/external/fishhook' -I'${CMAKE_CURRENT_LIST_DIR}/external_include'"
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fcommon -fobjc-arc -ObjC -I'${CMAKE_CURRENT_LIST_DIR}/resources/Frameworks/MetalANGLE.framework/Headers' -I'${CMAKE_CURRENT_LIST_DIR}/external/DBNumberedSlider/Classes' -I'${CMAKE_CURRENT_LIST_DIR}/external/fishhook' -I'${CMAKE_CURRENT_LIST_DIR}/external/zink'"
 )
 set(CMAKE_C_FLAGS_DEBUG "-funwind-tables -g")