Function ostree_sys::ostree_repo_commit_modifier_set_sepolicy_from_commit

pub unsafe extern "C" fn ostree_repo_commit_modifier_set_sepolicy_from_commit(
    modifier: *mut OstreeRepoCommitModifier, 
    repo: *mut OstreeRepo, 
    rev: *const c_char, 
    cancellable: *mut GCancellable, 
    error: *mut *mut GError
) -> gboolean

This is supported on crate feature v2020_4 only.