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-rw-r--r--pkgs/applications/emulators/lambda-delta/default.nix4
1 files changed, 4 insertions, 0 deletions
diff --git a/pkgs/applications/emulators/lambda-delta/default.nix b/pkgs/applications/emulators/lambda-delta/default.nix
index a17a0eadfd5b9..cf2001caff32f 100644
--- a/pkgs/applications/emulators/lambda-delta/default.nix
+++ b/pkgs/applications/emulators/lambda-delta/default.nix
@@ -13,6 +13,10 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ autoreconfHook pkg-config ];
   buildInputs = [ SDL2 ];
+  env = lib.optionalAttrs stdenv.cc.isClang {
+    NIX_CFLAGS_COMPILE = "-std=c89";
+  };
+
 
   configureFlags = [ "--without-SDL1" ];