emerge -pqv '=dev-lang/rust-1.30.1-r1::net-kit'
[ebuild  N    ] dev-lang/rust-1.30.1-r1  USE="jemalloc -clippy -debug -doc -libressl -rls -rustfmt -system-llvm -wasm" ABI_X86="(64) -32 (-x32)" CPU_FLAGS_X86="sse2" LLVM_TARGETS="(X86) -AArch64 -AMDGPU -ARM -BPF -Hexagon -Lanai -MSP430 -Mips -NVPTX -PowerPC -Sparc -SystemZ -XCore"