check both names for symver file.

lnet/autoconf/lustre-lnet.m4

@@ -576,15 +576,21 @@ else
 		        O2IBLND=""
 		        O2IBCPPFLAGS=""
 		])
-
 		# we know at this point that the found OFED source is good
-		if test \( $ENABLEO2IB = 3 \); then
-			if test \( -f $O2IBPATH/Module.symvers \); then
+		O2IB_SYMVER=""
+		if test $ENABLEO2IB -eq 3 ; then
+			# OFED default rpm not handle sles10 Modules.symvers name
+			for name in Module.symvers Modules.symvers; do
+				if test -f $O2IBPATH/$name; then
+					O2IB_SYMVER=$name;
+					break;
+				fi
+			done
+			if test -n $O2IB_SYMVER ; then
 				AC_MSG_NOTICE([adding $O2IBPATH/Module.symvers to $PWD/$SYMVERFILE])
 				# strip out the existing symbols versions first
-				touch $O2IBPATH/Module.symvers
-				egrep -v $(echo $(awk '{ print $2 }' $O2IBPATH/Module.symvers) | tr ' ' '|') $PWD/$SYMVERFILE > $PWD/$SYMVERFILE.old
-				cat $PWD/$SYMVERFILE.old $O2IBPATH/Module.symvers > $PWD/$SYMVERFILE
+				egrep -v $(echo $(awk '{ print $2 }' $O2IBPATH/$O2IB_SYMVER) | tr ' ' '|') $PWD/$SYMVERFILE > $PWD/$SYMVERFILE.old
+				cat $PWD/$SYMVERFILE.old $O2IBPATH/$O2IB_SYMVER > $PWD/$SYMVERFILE
 			else
 				AC_MSG_ERROR([an external source tree was specified for o2iblnd however I could not find a $O2IBPATH/Module.symvers there])
 			fi