Findout if any handles is read or writable
testify_network_wait
uint testify_network_wait(THandle **handles, boolean *read, boolean *write, unsigned int handle_count, unsigned int microseconds);
testify_network_receive
int testify_network_receive(THandle *handle, UnravelAddress *from);
testify_network_address_print
void testify_network_address_print(UnravelAddress *address, char *text_buffer, uint text_buffer_size);
testify_network_address_lookup
boolean testify_network_address_lookup(UnravelAddress *address, char *dns_name);