C
C
Clear the DNS Cache
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Demonstrates Socket.DnsCacheClear, which clears Chilkat's process-wide in-memory DNS cache so subsequent hostname resolutions perform a new lookup.
Background. The cache is shared by Chilkat objects in the process, so clearing it affects subsequent lookups across the application.
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#include <C_CkSocket.h>
void ChilkatSample(void)
{
HCkSocket socket;
socket = CkSocket_Create();
// Clear Chilkat's process-wide in-memory DNS cache. Subsequent hostname resolutions perform a new
// lookup as needed. The cache is shared by Chilkat objects in the process.
CkSocket_DnsCacheClear(socket);
printf("DNS cache cleared.\n");
CkSocket_Dispose(socket);
}