System/Library/Frameworks/SwiftUI.framework

SwiftUI.ToolbarSafeAreaTransitionState.h

Download SwiftUI.ToolbarSafeAreaTransitionState.h

1. _TtCs12_SwiftObject

@interface SwiftUI.ToolbarSafeAreaTransitionState : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ count;
}

@end