System/Library/Frameworks/SpriteKit.framework

SKPhysicsJointFixed.h

NSObject
>
SKPhysicsJoint

@interface SKPhysicsJointFixed : SKPhysicsJoint

+ (id)allocWithZone:(struct _NSZone { } *)a0;
+ (BOOL)supportsSecureCoding;
+ (id)jointWithBodyA:(id)a0 bodyB:(id)a1 anchor:(struct CGPoint { double x0; double x1; })a2;

@end