/* commands */

#define IAC 255
#define DONT 254
#define DO 253
#define WONT 252
#define WILL 251
#define SB 250
#define GA 249
#define EL 248
#define EC 247
#define AYT 246
#define NOP 241
#define SE 240

/* options */
#define ECHO 1
#define SGA 3
#define STATUS 5
#define NAWS 31