#pragma lib     "libip.a"

int     eipconv(void*, Fconv*);
int     parseip(uchar*, char*);
int     parseether(uchar*, char*);
int     myipaddr(uchar*, char*);
int     myetheraddr(uchar*, char*);
void    maskip(uchar*, uchar*, uchar*);
int     equivip(uchar*, uchar*);

extern uchar classmask[4][4];

#define CLASS(p) ((*(uchar*)(p))>>6)