--- Makefile.PL

+++ Makefile.PL

@@ -63,6 +63,16 @@ if ($parilib) {

 Trying to use existing PARI library (at $parilib)

      (integer-formatted version $pari_version).

 EOP

+  $common::parilib = $parilib;

+  $define .= " -DPARI_VERSION_EXP=$pari_version";

+  my $offset = index($Config{byteorder}, "1");

+  $offset = 3 if $offset > 3;	# SvFLAGS is actually I32

+  $define .= " -DLSB_in_U32=$offset";

+  my $longsize = length(eval { pack 'l!', 1 } or pack 'l', 1);

+  my $perl_int_size = $Config{'ivsize'} || $Config{'intsize'}

+          or die "Can't deduce Perl int size";

+  $define .= ' -DLONG_SHORTER_THAN_IV' if $perl_int_size > $longsize;

+  $define .= ' -Derr=pari_err'; # On linux it can get a wrong dynamic loading

 } else {

   $paridir   = find_pari_dir() unless defined $paridir or $parisrc or $force_download;

   ($paridir, my @patch_rc) = download_and_patch_pari($parisrc, $force_download)

@@ -253,9 +263,11 @@ EOP

 		  LIBS	     =>  $parilib,

 		  INC	     =>  "-I $pariincludes/include -I $pariincludes/src",

 		 ) :

-		 (MYEXTLIB   =>  'libPARI/libPARI$(LIB_EXT)')),

+		 (MYEXTLIB   =>  'libPARI/libPARI$(LIB_EXT)',

 		  LIBS	     =>  $libs,

 		  INC	     =>  $extra_inc . ' -I $(PARI_DIR_SRC)/headers -I $(PARI_DIR_SRC) -I ./libPARI',

+                 )

+               ),

 	       VERSION_FROM  => 'Pari.pm',

     ($] >= 5.005 ?     ## Add these new keywords supported since 5.005

       (ABSTRACT_FROM  => 'Pari.pm', # retrieve abstract from module

--- Pari.xs

+++ Pari.xs

@@ -8,6 +8,7 @@

 #ifdef USE_STANDALONE_PARILIB

 #  include <pari/pari.h>

 #  include <pari/paripriv.h>

+#  include <language/anal.h>

 #else

 #  include <pari.h>

 #  if PARI_VERSION_EXP < 2011000	/* Probably much earlier too... */

--- utils/Math/PariBuild.pm

+++ utils/Math/PariBuild.pm

@@ -254,7 +254,7 @@ sub extract_pari_archive ($) {

     return $dir;

 }

-sub fmt_version {sprintf "%03d%03d%03d", split /\./, shift}

+sub fmt_version {sprintf "%d%03d%03d", split /\./, shift}

 sub pari_formatted_version_from_includes($) {	# Unsupported; to enable parilib option; based on

     my $prefix = shift;			#  http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/pkgsrc/math/p5-Math-Pari/patches/patch-aa