From e8ef2be65bb0cb8ed60ff76ab5eda09175417aeb Mon Sep 17 00:00:00 2001
From: David Lamparter <equinox@diac24.net>
Date: Wed, 12 Jun 2019 20:43:31 +0200
Subject: [PATCH] build: improve ranlib -D autoconf test

Signed-off-by: David Lamparter <equinox@diac24.net>
---
 configure.ac | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index 77d5ee1555..5047e33cc3 100755
--- a/configure.ac
+++ b/configure.ac
@@ -371,14 +371,19 @@ AC_SUBST([ARFLAGS])
 AC_SUBST([AR_FLAGS])
 
 AC_MSG_CHECKING([whether $RANLIB supports D option])
-if $RANLIB -D conftest.a >/dev/null 2>/dev/null; then
-  AC_MSG_RESULT([yes])
-  RANLIB="$RANLIB -D"
+if $RANLIB -D conftest.a >conftest.err 2>&1; then
+  if grep -q -- '-D' conftest.err; then
+    AC_MSG_RESULT([no])
+  else
+    AC_MSG_RESULT([yes])
+    RANLIB="$RANLIB -D"
+  fi
 else
   AC_MSG_RESULT([no])
 fi
 AC_SUBST([RANLIB])
 
+test -f conftest.err && rm conftest.err
 test -f conftest.a && rm conftest.a
 
 dnl ----------------------