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...
...
...
#define NX_SOURCE_CODE
#include "nx_api.h"
#include "nx_ip.h"
...
...
VOID _nx_ip_driver_link_status_event(NX_IP *ip_ptr, UINT interface_index)
{
TX_INTERRUPT_SAVE_AREA
TX_DISABLE
ip_ptr -> nx_ip_interface[interface_index].nx_interface_link_status_change = NX_TRUE;
tx_event_flags_set(&(ip_ptr -> nx_ip_events), NX_IP_LINK_STATUS_EVENT, TX_OR);
TX_RESTORE
}{ ... }