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-rw-r--r--pkgs/applications/virtualization/qemu/default.nix4
1 files changed, 4 insertions, 0 deletions
diff --git a/pkgs/applications/virtualization/qemu/default.nix b/pkgs/applications/virtualization/qemu/default.nix
index d09926da7cdb..8277261a1500 100644
--- a/pkgs/applications/virtualization/qemu/default.nix
+++ b/pkgs/applications/virtualization/qemu/default.nix
@@ -59,6 +59,10 @@ stdenv.mkDerivation rec {
 
   hardeningDisable = [ "stackprotector" ];
 
+  preConfigure = ''
+    unset CPP # intereferes with dependency calculation
+  '';
+
   configureFlags =
     [ "--smbd=smbd" # use `smbd' from $PATH
       "--audio-drv-list=${audio}"