pkgsMusl.libxcrypt: fix build

pkgs/development/libraries/libxcrypt/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, autoconf, automake, libtool, pkg-config, perl }:
+{ lib, stdenv, fetchFromGitHub, autoconf, automake, libtool, pkg-config, perl, fetchpatch }:
 
 stdenv.mkDerivation rec {
   pname = "libxcrypt";
@@ -11,6 +11,16 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-Ohf+RCOXnoCxAFnXXV9e2TCqpfZziQl+FGJTGDSQTF0=";
   };
 
+  patches = [
+    # Fix for tests on musl is being upstreamed:
+    # https://github.com/besser82/libxcrypt/pull/157
+    # Applied in all environments to prevent patchrot
+    (fetchpatch {
+      url = "https://github.com/besser82/libxcrypt/commit/a4228faa0b96986abc076125cf97d352a063d92f.patch";
+      sha256 = "sha256-iGNz8eer6OkA0yR74WisE6GbFTYyXKw7koXl/R7DhVE=";
+    })
+  ];
+
   preConfigure = ''
     patchShebangs autogen.sh
     ./autogen.sh