From adf218e2e8d855ca9c8477658478658939ed2107 Mon Sep 17 00:00:00 2001
From: Mathieu Othacehe <m.othacehe@gmail.com>
Date: Thu, 26 Dec 2019 17:55:43 +0100
Subject: [PATCH] gnu: libxt: Fix cross-compilation.

* gnu/packages/xorg.scm (libxt)[arguments]: Pass --disable-malloc0returnsnull
configure flag when cross-compiling.
---
 gnu/packages/xorg.scm | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/gnu/packages/xorg.scm b/gnu/packages/xorg.scm
index 801e5e459b..b3792122ac 100644
--- a/gnu/packages/xorg.scm
+++ b/gnu/packages/xorg.scm
@@ -5411,10 +5411,15 @@ (define-public libxt
     (outputs '("out"
                "doc"))                            ;2 MiB of man pages + XML
     (arguments
-     '(#:configure-flags (list (string-append "--mandir="
-                                              (assoc-ref %outputs "doc")
-                                              "/share/man")
-                               "--disable-static")))
+     `(#:configure-flags
+       (list (string-append "--mandir="
+                            (assoc-ref %outputs "doc")
+                            "/share/man")
+             "--disable-static"
+             ;; Disable zero malloc check that fails when cross-compiling.
+             ,@(if (%current-target-system)
+                   '("--disable-malloc0returnsnull")
+                   '()))))
     (propagated-inputs
       `(("libx11" ,libx11)
         ("libice" ,libice)