Merge pull request #275321 from VergeDX/tcpdump

tcpdump: fix static build

pkgs/tools/networking/tcpdump/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, libpcap, perl }:
+{ lib, stdenv, fetchurl, libpcap, pkg-config, perl }:
 
 stdenv.mkDerivation rec {
   pname = "tcpdump";
@@ -13,6 +13,8 @@ stdenv.mkDerivation rec {
     patchShebangs tests
   '';
 
+  nativeBuildInputs = lib.optional (stdenv.hostPlatform.isStatic) [ pkg-config ];
+
   nativeCheckInputs = [ perl ];
 
   buildInputs = [ libpcap ];