tests/runtime-prctl-caps.nixprctl's capability options reach the kernel (patches/filc-runtime-prctl-caps.patch).λpkgsFilcpkgsFilc.stdenv.mkDerivation5name="filc-runtime-prctl-caps-check"6dontUnpack=true7buildPhase=$CC -O2 ${./runtime-prctl-caps.c} -o check./check11installPhase=touch "$out"