Function gobject_sys::g_binding_group_bind_with_closures

pub unsafe extern "C" fn g_binding_group_bind_with_closures(
    self_: *mut GBindingGroup, 
    source_property: *const c_char, 
    target: *mut GObject, 
    target_property: *const c_char, 
    flags: GBindingFlags, 
    transform_to: *mut GClosure, 
    transform_from: *mut GClosure
)

This is supported on crate feature v2_72 only.