[itstool/el5] Manually specify a %{buildroot} tag for EL5 since rpm doesn't provide it automatically.

[averi]

commit f7b8a4d710af957abd2d096e40f04fe7050f64d5
Author: Andrea Veri <averi at fedoraproject.org>
Date:   Wed Apr 18 14:19:50 2012 +0200

    Manually specify a %{buildroot} tag for EL5 since rpm doesn't provide it automatically.

 itstool.spec |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/itstool.spec b/itstool.spec
index 547e936..c366bdc 100644
--- a/itstool.spec
+++ b/itstool.spec
@@ -8,6 +8,7 @@ License:        GPLv3+
 URL:            http://itstool.org/
 Source0:        http://files.itstool.org/itstool/%{name}-%{version}.tar.bz2
 
+BuildRoot:      %(mktemp -ud %{_tmppath}/%{name}-%{version}-%{release}-XXXXXX)
 BuildArch:      noarch
 Requires:       libxml2-python
 
@@ -24,7 +25,8 @@ how to separate it into PO file messages.
 make %{?_smp_mflags}
 
 %install
-make install DESTDIR=$RPM_BUILD_ROOT
+rm -rf %{buildroot}
+make install DESTDIR=%{buildroot}
 
 %files
 %doc COPYING COPYING.GPL3 NEWS