Specifies the name of a party.
The offset field in this structure is calculated from the beginning of this structure (the address of the invoke field).
struct acu_party_name
{
uchar invoke; /* ON/OFF, indicates presence/absence of party name*/
uchar pres; /* From SS_NAME... constants */
uchar offset; /* Offset from start of acu_party_name structure */
uchar len; /* Number of bytes */
pad4
};