##### basic_system_executor::require (1 of 7 overloads)

Obtain an executor with the `blocking.possibly` property.

    basic_system_executor< execution::blocking_t::possibly_t, Relationship, Allocator > require(
        execution::blocking_t::possibly_t ) const;

Do not call this function directly. It is intended for use with the `require` customisation point.

For example:

    asio::system_executor ex1;
    auto ex2 = asio::require(ex1,
        asio::execution::blocking.possibly);