SYNOPSIS
	int socket_connect(string host, int port, closure callback,
			  int|void opts)

	void callback(int fd, int action, mixed a, mixed b)

DESCRIPTION
	Opens an outgoing tcp connection.  Returns the file descriptor
	for the socket.		

CALLBACK
	SOCKET_READY
	  The socket is connected and ready to be written to/read from.

	SOCKET_READ
	  Output from the socket
	  A contains the data from the socket either as an int* or a string
	  depending on the option SOCKET_BINARY

	SOCKET_CLOSE
	  The socket has closed.

	SOCKET_ERROR
	  An error has been detected on the socket.
	  A contains the error code obtained from the erq daemon.
	  B contains the value of errno in most cases.

SEE ALSO
	sockets, socket_listen(), socket_wrtie(), socket_close()