Correct build on 32 bit arches

ppl-PlLong.patch

@@ -0,0 +1,20 @@
+diff -up ppl-1.1/interfaces/Prolog/GNU/gprolog_efli.hh.orig ppl-1.1/interfaces/Prolog/GNU/gprolog_efli.hh
+--- ppl-1.1/interfaces/Prolog/GNU/gprolog_efli.hh.orig	2014-04-29 17:25:21.639273848 -0300
++++ ppl-1.1/interfaces/Prolog/GNU/gprolog_efli.hh	2014-04-29 17:25:30.757274198 -0300
+@@ -45,14 +45,14 @@ extern bool Prolog_has_unbounded_integer
+   integer value representable by a Prolog integer.
+   Holds zero otherwise.
+ */
+-extern long Prolog_min_integer;
++extern PlLong Prolog_min_integer;
+ 
+ /*!
+   If \p Prolog_has_unbounded_integers is false, holds the maximum
+   integer value representable by a Prolog integer.
+   Holds zero otherwise.
+ */
+-extern long Prolog_max_integer;
++extern PlLong Prolog_max_integer;
+ 
+ /*!
+   Performs system-dependent initialization.

ppl.spec

@@ -15,6 +15,7 @@ Provides:		ppl-pwl = %{version}-%{release}
 Obsoletes:		ppl-pwl <= 0.11.2-11
 BuildRequires:		gmp-devel >= 4.1.3, m4 >= 1.4.8
 Patch0:			%{name}-cstddef.patch
+Patch1:			%{name}-PlLong.patch
 
 %description
 The Parma Polyhedra Library (PPL) is a library for the manipulation of
@@ -149,6 +150,7 @@ Install this package if you want to program with the PPL.
 %prep
 %setup -q
 %patch0 -p1
+%patch1 -p1
 
 %build
 CPPFLAGS="-I%{_includedir}/glpk"