ref: be8f3ebe36126bdc59ff81086ddf2225ebc7b22b
dir: /netclient.h/
typedef struct
{
char *omsg;
int ntoken;
char **tokens;
int err;
}Netmsg;
extern int srvfd;
int netmove(int dir);
int netput(int x, int y);
char* netread(void);
Netmsg* netmain(void);