From 314e0f22d87ea7e8f3dc63273e59a033f956377b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <v@cunat.cz>
Date: Thu, 23 Sep 2021 01:39:24 +0200
Subject: [PATCH] qt512: fixup build of qtwayland

https://github.com/NixOS/nixpkgs/pull/138268#issuecomment-923135098
It's now not commonly used in Linux NixPkgs; I suppose it will be better
this way than failing.
---
 pkgs/development/libraries/qt-5/modules/qtbase.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/libraries/qt-5/modules/qtbase.nix b/pkgs/development/libraries/qt-5/modules/qtbase.nix
index 04a89558c3d0..3cb8a3e801cc 100644
--- a/pkgs/development/libraries/qt-5/modules/qtbase.nix
+++ b/pkgs/development/libraries/qt-5/modules/qtbase.nix
@@ -177,6 +177,7 @@ stdenv.mkDerivation {
     ''-D${if compareVersion "5.11.0" >= 0 then "LIBRESOLV_SO" else "NIXPKGS_LIBRESOLV"}="${stdenv.cc.libc.out}/lib/libresolv"''
     ''-DNIXPKGS_LIBXCURSOR="${libXcursor.out}/lib/libXcursor"''
   ] ++ lib.optional libGLSupported ''-DNIXPKGS_MESA_GL="${libGL.out}/lib/libGL"''
+    ++ lib.optional stdenv.isLinux "-DUSE_X11"
     ++ lib.optionals withGtk3 [
          ''-DNIXPKGS_QGTK3_XDG_DATA_DIRS="${gtk3}/share/gsettings-schemas/${gtk3.name}"''
          ''-DNIXPKGS_QGTK3_GIO_EXTRA_MODULES="${dconf.lib}/lib/gio/modules"''