PPP_RESERVE_OPS_COUNT
#define PPP_INTERFACE_OPS_START PPP_OPS_START + PPP_RESERVE_OPS_COUNT
#define PPP_DEVICE_OPS_START PPP_OPS_START + 2 * PPP_RESERVE_OPS_COUNT
#define PPP_PROTOCOL_OPS_START PPP_OPS_START + 3 * PPP_RESERVE_OPS_COUNT
#define PPP_OPTION_HANDLER_OPS_START PPP_OPS_START + 5 * PPP_RESERVE_OPS_COUNT
#define PPP_LCP_EXTENSION_OPS_START PPP_OPS_START + 6 * PPP_RESERVE_OPS_COUNT
#define PPP_COMMON_OPS_START PPP_OPS_START + 10 * PPP_RESERVE_OPS_COUNT
#define PPP_USER_OPS_START PPP_OPS_START + 32 * PPP_RESERVE_OPS_COUNT