From 341be976921664ca8c2c071fcbf0e0c2df6224a5 Mon Sep 17 00:00:00 2001
From: Manolis Ragkousis <address@hidden>
Date: Tue, 12 May 2015 20:42:38 +0300
Subject: [PATCH 05/10] gnu: bison: Add m4 as a native input.

* gnu/packages/bison (bison): Add m4 as a native input.
---
 gnu/packages/bison.scm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/bison.scm b/gnu/packages/bison.scm
index 43ab216..c8ec8cc 100644
--- a/gnu/packages/bison.scm
+++ b/gnu/packages/bison.scm
@@ -40,7 +40,9 @@
        (base32
         "1qbgf6q1n2z17k8g33444m0q68kf3fbiq65q7jlrzpvvj73jh957"))))
     (build-system gnu-build-system)
-    (native-inputs `(("perl" ,perl)))
+    (native-inputs `(("perl" ,perl)
+                     ;; m4 is not present in PATH when cross-building
+                     ("m4" ,m4)))
     (inputs `(("flex" ,flex)))
     (propagated-inputs `(("m4" ,m4)))
     (home-page "http://www.gnu.org/software/bison/")
-- 
2.4.1