Index: gcc-5.2.0/config.guess
===================================================================
--- gcc-5.2.0.orig/config.guess	2015-01-02 10:30:21.000000000 +0100
+++ gcc-5.2.0/config.guess	2015-11-05 12:22:43.000000000 +0100
@@ -579,9 +579,8 @@
 	else
 		IBM_ARCH=powerpc
 	fi
-	if [ -x /usr/bin/lslpp ] ; then
-		IBM_REV=`/usr/bin/lslpp -Lqc bos.rte.libc |
-			   awk -F: '{ print $3 }' | sed s/[0-9]*$/0/`
+	if [ -x /usr/bin/oslevel ] ; then
+		IBM_REV=`/usr/bin/oslevel`
 	else
 		IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
 	fi