spacenav-cube-example: fix darwin build

+1 -1
+1 -1
pkgs/applications/misc/spacenav-cube-example/default.nix
··· 10 11 buildInputs = [ libX11 mesa_glu libspnav ]; 12 13 - configureFlags = [ "--disable-debug" ]; 14 15 installPhase = '' 16 runHook preInstall
··· 10 11 buildInputs = [ libX11 mesa_glu libspnav ]; 12 13 + makeFlags = [ "CC=${stdenv.cc.targetPrefix}cc" ]; 14 15 installPhase = '' 16 runHook preInstall