fn dynamicLinkerEqualOpt(a: ?Target.DynamicLinker, b: ?Target.DynamicLinker) bool
fn dynamicLinkerEqualOpt(a: ?Target.DynamicLinker, b: ?Target.DynamicLinker) bool { if (a == null and b == null) return true; if (a == null or b == null) return false; return a.?.eql(b.?); }