Code for TCP/IP program that shows abort telnet due to invalid state in Networking
#include <stdio.h>
int errexit(constchar *format, ...);
/*------------------------------------------------------------------------ * tnabort - abort telnet due to invalid state *------------------------------------------------------------------------ *//*ARGSUSED*/int
tnabort(FILE *sfp, FILE *tfp, int c)
{
errexit("invalid state reached (aborting)\n");
}