-diff -urN ARPACK.orig/configure.in ARPACK.new/configure.in
+diff -urN ARPACK.orig/configure.in ARPACK.patch/configure.in
--- ARPACK.orig/configure.in 1970-01-01 01:00:00.000000000 +0100
-+++ ARPACK.new/configure.in 2003-11-10 21:10:15.000000000 +0100
-@@ -0,0 +1,12 @@
++++ ARPACK.patch/configure.in 2004-12-16 12:04:25.922290400 +0100
+@@ -0,0 +1,22 @@
+dnl Process this file with autoconf to produce a configure script.
+AC_INIT([arpack], [2.1.0])
+AM_INIT_AUTOMAKE
+AC_PROG_F77
+AM_PROG_LIBTOOL
+
++AC_ARG_WITH(acml,
++ [AS_HELP_STRING([--with-acml], [use ACML version of BLAS instead of NETLIB implementation])],
++ with_acml=$withval, with_acml=no)
++
++if test "$with_acml" = yes; then
++ LIBS="-lacml $LIBS"
++else
++ LIBS="-llapack $LIBS"
++fi
++
+AC_OUTPUT([Makefile SRC/Makefile])
-diff -urN ARPACK.orig/Makefile.am ARPACK.new/Makefile.am
+diff -urN ARPACK.orig/Makefile.am ARPACK.patch/Makefile.am
--- ARPACK.orig/Makefile.am 1970-01-01 01:00:00.000000000 +0100
-+++ ARPACK.new/Makefile.am 2003-11-01 12:42:42.000000000 +0100
++++ ARPACK.patch/Makefile.am 2004-12-16 12:04:25.947286600 +0100
@@ -0,0 +1 @@
+SUBDIRS=SRC
-diff -urN ARPACK.orig/SRC/Makefile.am ARPACK.new/SRC/Makefile.am
+diff -urN ARPACK.orig/SRC/Makefile.am ARPACK.patch/SRC/Makefile.am
--- ARPACK.orig/SRC/Makefile.am 1970-01-01 01:00:00.000000000 +0100
-+++ ARPACK.new/SRC/Makefile.am 2003-11-10 21:09:12.000000000 +0100
-@@ -0,0 +1,19 @@
-+LIBTOOL = $(SHELL) $(top_builddir)/libtool $(LTTAG)
++++ ARPACK.patch/SRC/Makefile.am 2004-12-16 12:08:47.655500904 +0100
+@@ -0,0 +1,18 @@
+lib_LTLIBRARIES = libarpack.la
+libarpack_la_LDFLAGS = -version-info $(subst .,:,@VERSION@)
+libarpack_la_SOURCES= \
+ zngets.f zsortc.f zstatn.f\
+ ../UTIL/cmout.f ../UTIL/cvout.f ../UTIL/dmout.f ../UTIL/dvout.f\
+ ../UTIL/icnteq.f ../UTIL/icopy.f ../UTIL/iset.f ../UTIL/iswap.f\
-+ ../UTIL/ivout.f ../UTIL/second.f ../UTIL/smout.f ../UTIL/svout.f\
-+ ../UTIL/zmout.f ../UTIL/zvout.f
++ ../UTIL/ivout.f ../UTIL/arscnd.f ../UTIL/smout.f ../UTIL/svout.f\
++ ../UTIL/zmout.f ../UTIL/zvout.f