Chipmunk 引入之后,项目编译就报错了.

[FreshManCode]

报错信息如下,处理了很久不知道是什么原因,希望能给与解答.谢谢.
Undefined symbols for architecture arm64:
"_cpSpaceStep", referenced from:
-[ZJBKAnimationWithTimerVC stepBox:] in ZJBKAnimationWithTimerVC.o
"_cpSpaceEachShape", referenced from:
-[ZJBKAnimationWithTimerVC stepBox:] in ZJBKAnimationWithTimerVC.o
"_cpSpaceNew", referenced from:
-[ZJBKAnimationWithTimerVC p_physicalEngine] in ZJBKAnimationWithTimerVC.o
"_cpSpaceAddBody", referenced from:
-[ZJBKAnimationWithTimerVC p_physicalEngine] in ZJBKAnimationWithTimerVC.o
"_cpShapeFree", referenced from:
-[ZJCreate dealloc] in ZJCreate.o
"_cpBodyFree", referenced from:
-[ZJCreate dealloc] in ZJCreate.o
"_cpBodyActivate", referenced from:
_cpShapeSetFriction in ZJCreate.o
"_cpBodyNew", referenced from:
-[ZJCreate initWithFrame:] in ZJCreate.o
"_cpMomentForBox", referenced from:
-[ZJCreate initWithFrame:] in ZJCreate.o
"_cpPolyShapeNew", referenced from:
-[ZJCreate initWithFrame:] in ZJCreate.o
"_cpSpaceAddShape", referenced from:
-[ZJBKAnimationWithTimerVC p_physicalEngine] in ZJBKAnimationWithTimerVC.o
"_cpBodySetPos", referenced from:
-[ZJCreate initWithFrame:] in ZJCreate.o
ld: symbol(s) not found for architecture arm64