bld1: building irxpb4sh1fvcjh2xpni9ykiiba6ci6y7-wire-serve.drv
/nix/store/lv1j9z8vn2f4ka729pl1z43di8ncnisq-serve.c: In function 'main':
/nix/store/lv1j9z8vn2f4ka729pl1z43di8ncnisq-serve.c:169:5: warning: ignoring return value of 'freopen' declared with attribute 'warn_unused_result' [-Wunused-result]
  169 |     freopen("/dev/null", "w", stdout);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~