undefined4 FUN_004113b0(int param_1)

{

  uint uVar1;

  undefined4 uVar2;

  int *piVar3;

  char *pcVar4;

  uVar1 = if_nametoindex(*(char **)(param_1 + 0x10));

  if (uVar1 == 0) {

    uVar2 = *(undefined4 *)(param_1 + 0x10);

    piVar3 = __errno_location();

    pcVar4 = strerror(*piVar3);

    dprintf(3,"ifreset","invalid interface(%s): %s",uVar2,pcVar4);

    uVar2 = 0xffffffff;

  }

  else {

    *(uint *)(param_1 + 0x18) = uVar1;

    *(uint *)(param_1 + 0x14) = uVar1;

    uVar2 = 0;

  }

  return uVar2;

}