Defines starting with `i' in netccitt

• ia_flags netccitt/pk_var.h:120
• ia_ifp netccitt/pk_var.h:119
• ia_maxlcn netccitt/pk_var.h:122
• IEEEPROTO_802LLC netccitt/x25.h:51
• IFRAME netccitt/hdlc.h:136
• IGNORE_PACKET netccitt/pk.h:90
• ILLEGAL netccitt/hdlc.h:137
• INIT netccitt/hdlc.h:115
• INTERRUPT netccitt/pk.h:181
• INTERRUPT_CONF netccitt/pk.h:182
• INVALID_PACKET netccitt/pk.h:191