Small fix after 8cf54f19 fixing ticket #1870.

Cleaned up spaces-tabs mismatch in patch file, and fixed a few parameters for
the patch command.
Signed-off-by: Pavan Balaji <balaji@mcs.anl.gov>

autogen.sh

@@ -919,7 +919,7 @@ if [ $do_bindings = "yes" ] ; then
     echo "------------------------------------------------------------------------"
     echo
     echo_n "Patching libtool.m4 for compatibility with nagfor shared libraries... "
-    patch --forward -p0 < maint/libtool.m4.patch >/dev/null
+    patch --forward --no-backup-if-mismatch -p0 -s -l < maint/libtool.m4.patch
     if [ $? -eq 0 ] ; then
         echo "done"
     else

maint/libtool.m4.patch

 --- confdb/libtool.m4 2013-03-29 16:26:23.162062517 -0500
 +++ confdb/libtool.m4  2013-06-21 14:22:05.138914413 -0500
 @@ -4817,6 +4817,8 @@
-	lf95*)                          # Lahey Fortran 8.1
+	lf95*)				# Lahey Fortran 8.1
 	  _LT_TAGVAR(whole_archive_flag_spec, $1)=
 	  tmp_sharedflag='--shared' ;;
-+	nagfor*)                        # NAGFOR 5.3
++	nagfor*)			# NAGFOR 5.3
 +	  tmp_sharedflag='-Wl,-shared' ;;
 	xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
 	  tmp_sharedflag='-qmkshrobj'