#include <net/if.h> struct ifreq ifr; int fd = socket(AF_INET, SOCK_DGRAM, 0); if (fd < 0) { perror("fd socket fails."); return -1; } memset(&ifr, 0x00, sizeof(ifr)); strncpy(ifr.ifr_name, ifName, sizeof(ifr.ifr_name)-1); if (ioctl(fd, SIOCGIFINDEX, &ifr) < 0...
/root/azure-iot-sdk-c/iothub_client/tests/common_e2e/iothubclient_common_e2e.c: In function ‘get_target_mac_address’: /root/azure-iot-sdk-c/iothub_client/tests/common_e2e/iothubclient_common_e2e.c:356:22: error: storage size of ‘ifr’ isn’t known struct ifreq ifr; ^ /root/az...
(ctx->endpoint->sock.fd, SIOCGIFINDEX, &ifr); ^ /Users/lvmc/Projects/libcoap/src/net.c:3363:40: error: no member named 'ifr_ifindex' in 'struct ifreq' mreq6.ipv6mr_interface = ifr.ifr_ifindex; ~~~ ^ 2 errors generated. make[2]: *** [CMakeFiles/coap-3.dir/src/net.c.o]...
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