From cb3ea602294b5038b5f7ac21d3875a2b52342956 Mon Sep 17 00:00:00 2001
From: Richard Dale <richard.dale@codethink.co.uk>
Date: Thu, 2 May 2013 11:04:57 +0100
Subject: Fix the test for ELF executables so that it works with busy box

---
 configure.in | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/configure.in b/configure.in
index 849bb7b7d0..accaf9ee3b 100644
--- a/configure.in
+++ b/configure.in
@@ -1911,8 +1911,8 @@ AC_ARG_WITH(dln-a-out,
 
 AC_CACHE_CHECK(whether ELF binaries are produced, rb_cv_binary_elf,
 [AC_TRY_LINK([],[], [
-AS_CASE(["`head -1 conftest$EXEEXT | cat -e`"],
-['^?ELF'*], [rb_cv_binary_elf=yes], [rb_cv_binary_elf=no])],
+AS_CASE(["`head -n1 conftest$EXEEXT`"],
+[*'ELF'*], [rb_cv_binary_elf=yes], [rb_cv_binary_elf=no])],
 rb_cv_binary_elf=no)])
 
 if test "$rb_cv_binary_elf" = yes; then
-- 
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