Defines starting with `r' in bsd/netccitt

• READY bsd/netccitt/pk.h:173
• RECEIVED_CALL bsd/netccitt/pk.h:174
• RECEIVED_CLEAR bsd/netccitt/pk.h:177
• REJ bsd/netccitt/hdlc.h:156
• REJ_CONDITION bsd/netccitt/hd_var.h:82
• REJ_CONTROL bsd/netccitt/hdlc.h:129
• REJECT bsd/netccitt/pk.h:212
• REMOTE_RNR_CONDITION bsd/netccitt/hd_var.h:83
• RESET bsd/netccitt/pk.h:208
• RESET_CONF bsd/netccitt/pk.h:209
• RESTART bsd/netccitt/pk.h:210
• RESTART_CONF bsd/netccitt/pk.h:211
• RNR bsd/netccitt/hdlc.h:155
• RNR_CONTROL bsd/netccitt/hdlc.h:128
• RR bsd/netccitt/hdlc.h:154
• RR_CONTROL bsd/netccitt/hdlc.h:127
• RR_OR_RNR_PACKET_DESIGNATOR bsd/netccitt/pk.h:100
• RR_PACKET_DESIGNATOR bsd/netccitt/pk.h:101
• RX bsd/netccitt/hdlc.h:173