From 4cc4398f8553944112e0594446a0b88c3fa96e7a Mon Sep 17 00:00:00 2001
From: suresh <suresh>
Date: Wed, 28 Oct 1998 18:34:23 +0000
Subject: Added "-D_OLD_TERMIOS" when building on IRIX 6.3 to create backward
 compatible   binaries for IRIX 6.2.

---
 unix/configure.in | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/unix/configure.in b/unix/configure.in
index 0afc12b..1d5c418 100644
--- a/unix/configure.in
+++ b/unix/configure.in
@@ -2,7 +2,7 @@ dnl	This file is an input file used by the GNU "autoconf" program to
 dnl	generate the file "configure", which is run during Tcl installation
 dnl	to configure the system for the local environment.
 AC_INIT(../generic/tcl.h)
-# RCS: @(#) $Id: configure.in,v 1.21 1998/10/20 20:01:23 rjohnson Exp $
+# RCS: @(#) $Id: configure.in,v 1.22 1998/10/28 18:34:23 suresh Exp $
 
 TCL_VERSION=8.0
 TCL_MAJOR_VERSION=8
@@ -747,7 +747,15 @@ case $system in
 	    EXTRA_CFLAGS="-mabi=n32"
 	    LD_FLAGS="-mabi=n32"
 	else
-	    EXTRA_CFLAGS="-n32"
+	    case $system in
+		IRIX-6.3)
+		    # Use to build 6.2 compatible binaries on 6.3.
+		    EXTRA_CFLAGS="-n32 -D_OLD_TERMIOS"
+		    ;;
+		*)
+		    EXTRA_CFLAGS="-n32"
+		    ;;
+	    esac
 	    LD_FLAGS="-n32"
 	fi
 	;;
-- 
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