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#include <stdio.h>
#include <netdb.h>
int main(void)
{
struct netent *net;
setnetent(0);
while ((net = getnetent())) {
while (net->n_net && !((net->n_net >> 24) & 0xff)) {
net->n_net <<= 8;
}
printf("%u.%u.%u.%u\n",
(net->n_net >> 24) & 0xff, (net->n_net >> 16) & 0xff,
(net->n_net >> 8) & 0xff, net->n_net & 0xff);
}
endnetent();
return 0;
}
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