public void MailFrom(
	string from,
	long messageSize,
	SMTP_DSN_Ret ret,
	string envid
)

Public Sub MailFrom ( 
	from As String,
	messageSize As Long,
	ret As SMTP_DSN_Ret,
	envid As String
)

public:
void MailFrom(
	String^ from, 
	long long messageSize, 
	SMTP_DSN_Ret ret, 
	String^ envid
)

member MailFrom : 
        from : string * 
        messageSize : int64 * 
        ret : SMTP_DSN_Ret * 
        envid : string -> unit