cross: fix rsyslog compilation

overlays/cross.nix

@@ -576,6 +576,9 @@ in with final; {
   #   # );
   # });
 
+  # 2024-07-28: out for PR: <https://github.com/NixOS/nixpkgs/pull/330681>
+  hiredis = mvToBuildInputs [ openssl ] prev.hiredis;
+
   # out for PR: <https://github.com/NixOS/nixpkgs/pull/263182>
   # hspell = prev.hspell.overrideAttrs (upstream: {
   #   # build perl is needed by the Makefile,

overlays/preferences.nix

@@ -76,6 +76,12 @@
   #     });
   #   })
   # ];
+
+  rsyslog = super.rsyslog.override {
+    # XXX(2024-07-28): required for cross compilation
+    withGcrypt = false;
+  };
+
   swaynotificationcenter = super.swaynotificationcenter.override {
     gvfs = gvfs.override {
       # saves 20 minutes of build time and cross issues, for unused feature