up__altcp.html#gab631f6f92d7f6c58d9db27b7b415bc21">altcp_new_ip_type</a>/<a class="el" href="group__altcp.html#gaa51a47bcb334b188c82a1b99db49f1f1">altcp_new_ip6</a>) take an <a class="el" href="group__altcp.html#ga9ddf490e24b1472a96ab2b4cedd171f8">altcp_allocator_t</a> as an argument, whereas the original tcp API functions take no arguments.</li>
<li>An <a class="el" href="group__altcp.html#ga9ddf490e24b1472a96ab2b4cedd171f8">altcp_allocator_t</a> allocator is an object that holds a pointer to an allocator 