2 files changed, 17 insertions, 2 deletions
diff --git a/nixpkgs/pkgs/tools/networking/whois/clang.patch b/nixpkgs/pkgs/tools/networking/whois/clang.patch
new file mode 100644
index 000000000000..3091b9a3eee3
--- /dev/null
+++ b/nixpkgs/pkgs/tools/networking/whois/clang.patch
@@ -0,0 +1,11 @@
+--- a/utils.h
++++ b/utils.h
+@@ -15,7 +15,7 @@
+ #endif
+ 
+ /* Portability macros */
+-#ifdef __GNUC__
++#if defined __GNUC__ && ! defined __clang__
+ # define NORETURN __attribute__((noreturn))
+ # define MALLOC_FREE __attribute__((malloc(free)))
+ # define NONNULL __attribute__((returns_nonnull))
diff --git a/nixpkgs/pkgs/tools/networking/whois/default.nix b/nixpkgs/pkgs/tools/networking/whois/default.nix
index 20c6c5e36525..465ab7650137 100644
--- a/nixpkgs/pkgs/tools/networking/whois/default.nix
+++ b/nixpkgs/pkgs/tools/networking/whois/default.nix
@@ -1,16 +1,20 @@
 { lib, stdenv, fetchFromGitHub, perl, gettext, pkg-config, libidn2, libiconv }:
 
 stdenv.mkDerivation rec {
-  version = "5.5.18";
+  version = "5.5.19";
   pname = "whois";
 
   src = fetchFromGitHub {
     owner = "rfc1036";
     repo = "whois";
     rev = "v${version}";
-    hash = "sha256-KHOKjblyCP1GykQehmxSKf7vP52wRRH6oz9WbE9fbCk=";
+    hash = "sha256-4mFn5cY7ipAU4vOiHC2s69fxYJwShQEQ1eA8t5JvOP0=";
   };
 
+  patches = [
+    ./clang.patch
+  ];
+
   nativeBuildInputs = [ perl gettext pkg-config ];
   buildInputs = [ libidn2 libiconv ];