From 1296ac4deb08520a0e67a2b4ffba460b974da35c Mon Sep 17 00:00:00 2001
From: David Levine <levinedl@acm.org>
Date: Wed, 11 Dec 2013 20:52:49 -0600
Subject: [PATCH] Sun Studio cc -V must output to stderr.

---
 configure.ac | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

diff --git a/configure.ac b/configure.ac
index 3125f2c7..bb42a6ac 100644
--- a/configure.ac
+++ b/configure.ac
@@ -100,17 +100,10 @@ fi
 AC_PROG_CC(cc gcc)
 AM_PROG_CC_C_O
 
-dnl temporary, to see how CC was set
-case ${CC} in
-  cc) ${CC} -V ;;
-  */cc) ${CC} -V ;;
-  *) echo CC=${CC} ;;
-esac
 dnl Use -v and some other options with SunStudio cc.
-dnl E_STATEMENT_NOT_REACHED suppresses warnings from sbr/dtimep.c/.l.
-case `${CC} -V 2>/dev/null` in
-  cc:*Sun*C*) CFLAGS="${CFLAGS:+$CFLAGS }-v -errtags=yes"
-              CFLAGS="${CFLAGS} -erroff=E_STATEMENT_NOT_REACHED" ;;
+case `${CC} -V 2>&1` in
+  cc:\ Sun\ C*) CFLAGS="${CFLAGS:+$CFLAGS }-v -errtags=yes"
+                CFLAGS="${CFLAGS} -erroff=E_STATEMENT_NOT_REACHED" ;;
 esac
 
 AC_CACHE_CHECK([whether compiler supports -Wextra], [nmh_cv_has_wextra],
-- 
2.56.0