--- src/mpi/romio/configure.orig	2007-12-15 17:34:03.000000000 -0800
+++ src/mpi/romio/configure	2007-12-15 18:15:12.000000000 -0800
@@ -1925,6 +1925,12 @@
 # Check whether --with-pvfs2 was given.
 if test "${with_pvfs2+set}" = set; then
   withval=$with_pvfs2;
+  if test "x$withval" = "xno" ; then
+    without_pvfs2=yes
+    with_pvfs2=""
+  fi
+else
+  without_pvfs2=yes
 fi
 
 
@@ -7574,11 +7580,16 @@
 
 
 if test $PVFS2_CONFIG != "notfound" ; then
-	CFLAGS="$CFLAGS $( $PVFS2_CONFIG --cflags)"
-	LIBS="$LIBS $( $PVFS2_CONFIG --libs)"
-	ROMIO_LIBLIST="$ROMIO_LIBLIST $LIBS"
-	FILE_SYSTEM="pvfs2 $FILE_SYSTEM"
-	file_system_pvfs2=1
+	if test "x$without_pvfs2" = "xyes" ; then
+		ROMIO_LIBLIST="$ROMIO_LIBLIST $LIBS"
+		file_system_pvfs2=0
+	else
+		CFLAGS="$CFLAGS $( $PVFS2_CONFIG --cflags)"
+		LIBS="$LIBS $( $PVFS2_CONFIG --libs)"
+		ROMIO_LIBLIST="$ROMIO_LIBLIST $LIBS"
+		FILE_SYSTEM="pvfs2 $FILE_SYSTEM"
+		file_system_pvfs2=1
+	fi
 fi
 
 if test "$PVFS2_CONFIG" = "notfound" -a -n "$with_pvfs2" ; then