diff --git a/pari-2.1.7.diff b/pari-2.1.7.diff
new file mode 100644
index 0000000..7d2215d
--- /dev/null
+++ b/pari-2.1.7.diff
@@ -0,0 +1,32 @@
+diff -ru pari-2.1.7.orig//src/graph/Gnuplot.h pari-2.1.7/src/graph/Gnuplot.h
+--- pari-2.1.7.orig//src/graph/Gnuplot.h	2000-11-03 22:00:24.000000000 +0100
++++ pari-2.1.7/src/graph/Gnuplot.h	2008-12-29 13:21:20.000000000 +0100
+@@ -377,6 +377,7 @@
+ UNKNOWN_null()
+ {
+     croak("gnuplot-like plotting environment not loaded yet");
++    return 0;
+ }
+ 
+ static void myterm_table_not_loaded_v(void);
+@@ -434,6 +435,7 @@
+ myterm_table_not_loaded_di(int flag)
+ {
+   myterm_table_not_loaded_v();
++  return 0.;
+ }
+ 
+ static int
+@@ -653,10 +655,10 @@
+ 
+ #ifdef GNUPLOT_OUTLINE_STDOUT
+ int
+-StartOutput() {}
++StartOutput() { return 0; }
+ 
+ int
+-EndOutput() {}
++EndOutput() { return 0; }
+ 
+ int
+ OutLine(char *s)
diff --git a/perl-Math-Pari.spec b/perl-Math-Pari.spec
index 5f8a458..dc00305 100644
--- a/perl-Math-Pari.spec
+++ b/perl-Math-Pari.spec
@@ -9,6 +9,7 @@ License:        GPL/Artistic
 Group:          Development/Libraries/Perl
 Source:         %{modname}-%{version}.tar.bz2
 Source1:        pari-2.1.7.tar.bz2
+Patch1:         pari-2.1.7.diff
 BuildRoot:      %{_tmppath}/%{name}-root
 
 %description
@@ -23,6 +24,7 @@ Authors:
 
 %prep
 %setup -q -n %{modname}-%{version} -a 1
+%patch1 -p0
 
 %build
 perl Makefile.PL OPTIMIZE="$RPM_OPT_FLAGS -Wall"
@@ -31,7 +33,6 @@ make
 #make test
 
 %install
-rm -rf %{buildroot}
 make DESTDIR=$RPM_BUILD_ROOT install_vendor
 %perl_process_packlist
 
@@ -42,11 +43,8 @@ rm -rf %{buildroot}
 %defattr(-, root, root)
 %doc README Changes TODO
 %doc %{_mandir}/man?/*
-%{perl_vendorarch}/Math/Pari.pm
-%{perl_vendorarch}/Math/PariInit.pm
-%{perl_vendorarch}/Math/libPARI.dumb.pod
-%{perl_vendorarch}/Math/libPARI.pod
-%{perl_vendorarch}/auto/Math/Pari
+%{perl_vendorarch}/Math
+%{perl_vendorarch}/auto/Math
 /var/adm/perl-modules/%{name}
 
 %changelog