Function vkSetBufferCollectionImageConstraintsFUCHSIA 

pub unsafe extern "system" fn vkSetBufferCollectionImageConstraintsFUCHSIA(
    device: VkDevice,
    collection: VkBufferCollectionFUCHSIA,
    pImageConstraintsInfo: *const VkImageConstraintsInfoFUCHSIA,
) -> VkResult

Available if built with prototypes.