Configure: add linux-ppc64le target.

Submitted by: Marcelo Cerri
diff --git a/config b/config
index b432f62..4052c9e 100755
--- a/config
+++ b/config
@@ -602,6 +602,7 @@
 	    (echo "__LP64__" | gcc -E -x c - 2>/dev/null | grep "^__LP64__" 2>&1 > /dev/null) || options="$options -m32"
 	fi
 	;;
+  ppc64le-*-linux2) OUT="linux-ppc64le" ;;
   ppc-*-linux2) OUT="linux-ppc" ;;
   mips64*-*-linux2)
 	echo "WARNING! If you wish to build 64-bit library, then you have to"