bug#40316: [PATCH v3 2/5] gnu: nspr: Fix cross-compilation.

[Christina O'Donnell <cdo@mutix.org>]

From: Zheng Junjie <zhengjunjie@iscas.ac.cn>

* gnu/packages/nss.scm (nspr)[arguments]<#:configure-flags>: When
cross-compilation, Add HOST_CC=gcc.

Change-Id: I337f217f153f8cc3a713906643d6fab9115056e9
Signed-off-by: Zheng Junjie <zhengjunjie@iscas.ac.cn>
---
 gnu/packages/nss.scm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/nss.scm b/gnu/packages/nss.scm
index 459e53bc1c..0baafe2f37 100644
--- a/gnu/packages/nss.scm
+++ b/gnu/packages/nss.scm
@@ -71,7 +71,10 @@ (define-public nspr
       #~(list "--disable-static"
               "--enable-64bit"
               (string-append "LDFLAGS=-Wl,-rpath="
-                             (assoc-ref %outputs "out") "/lib"))
+                             (assoc-ref %outputs "out") "/lib")
+              #$@(if (%current-target-system)
+                     #~("HOST_CC=gcc")
+                     #~()))
       ;; Use fixed timestamps for reproducibility.
       #:make-flags #~'("SH_DATE='1970-01-01 00:00:01'"
                        ;; This is epoch 1 in microseconds.
-- 
2.41.0