pub unsafe extern "C" fn ostree_repo_resolve_collection_ref(
    self_: *mut OstreeRepo,
    ref_: *const OstreeCollectionRef,
    allow_noent: gboolean,
    flags: OstreeRepoResolveRevExtFlags,
    out_rev: *mut *mut c_char,
    cancellable: *mut GCancellable,
    error: *mut *mut GError
) -> gboolean
Available on crate feature v2018_6 only.