ifconfig.c

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#include <stdio.h>
#include <errno.h>
#include <syscall.h>
 
int
main(int argc, const char *argv[])
{
    int i;
    uint64_t status;
    NIC nic;
 
    printf("Network Status\n");
 
    for (i = 0; i < 32; i++) {
        status = OSNICStat(i, &nic);
        if (status == ENOENT)
            continue;
 
        printf("nic%d:\n", (int)nic.nicNo);
        printf("        ether %02x:%02x:%02x:%02x:%02x:%02x\n",
                nic.mac[0], nic.mac[1], nic.mac[2],
                nic.mac[3], nic.mac[4], nic.mac[5]);
    }
 
    return 0;
}