anchor.diff:      homepage = "http://dpdk.org/";
       license = with licenses; [ lgpl21 gpl2 bsd2 ];
       platforms =  platforms.linux;
  -    maintainers = with maintainers; [ magenbluten orivej mic92 ];
  +    maintainers = with maintainers; [ magenbluten orivej mic92 zhaofengli ];
     };
   }
  
positive.code: , pkg-config, meson, ninja
  , libbsd, numactl, libbpf, zlib, libelf, jansson, openssl, libpcap
  , doxygen, python3
  , shared ? false }:
  
  let
  
negative.code:   ++ lib.optional (mod && kernel.kernelOlder "5.11") "-Ddisable_drivers=kni"
    ++ lib.optional (!shared) "-Ddefault_library=static"
    ++ lib.optional stdenv.isx86_64 "-Dmachine=nehalem"
    ++ lib.optional mod "-Dkernel_dir=${placeholder "kmod"}/lib/modules/${kernel.modDirVersion}"
    ++ lib.optional (withExamples != []) "-Dexamples=${builtins.concatStringsSep "," withExamples}";
  
    # dpdk meson script does not support separate kernel source and installion
    # dirs (except via destdir), so we temporarily link the former into the latter.
  