Funky! This feels like the connect(2) is returning before it has actually done its work, async-style. Rachel, could you write a small sneaky program (using eg

Funky! This feels like the connect(2) is returning before it has actually done its work, async-style. Rachel, could you write a small sneaky program (using eg libpcap) to see if the TCP handshake has completed by the time connect(2) returns control to your program, before your first write(2)?