Tests: changing calls from 'fstat' to 'fstat64' fixes these tests on 32 bit platforms: bug-858242.t, bug-808400*.t

Change-Id: Ifd85c711a8d16eb3ef17bd1c585acdc34121b12d
BUG: 962226
Signed-off-by: John Smith <lbalbalba@gmail.com>
Reviewed-on: http://review.gluster.org/5034
Reviewed-by: Niels de Vos <ndevos@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
configure.ac: enable-debug change breaks _hardened_build

See RHBZ 955283, and http://fedoraproject.org/wiki/Packaging:Guidelines#PIE

The previous change for BZ 851092 in
commit 058a736f9e36238c284ca80e7ed5f62434655019
breaks the ability to enable _hardened_build in release-3.4 and master

BUG: 851092
Change-Id: Ib298a492fee22dd82042af704fe8cdd34c3e100e
Signed-off-by: Kaleb S. KEITHLEY <kkeithle@redhat.com>
Reviewed-on: http://review.gluster.org/4998
Reviewed-by: Niels de Vos <ndevos@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
configure.ac: build glupy with installed python

IOW with more than just python2.6. Python2.7 is certainly what's on
the vast majority of non-RHEL systems that are out there. Also our
rpm.t regression test will build on epel-5 under mock; RHEL5 has
Python2.4.

Change-Id: I09c95c1fb6b3498e910ad239c4f0af7f786c3700
BUG: 961856
Signed-off-by: Kaleb S. KEITHLEY <kkeithle@redhat.com>
Reviewed-on: http://review.gluster.org/5007
Reviewed-by: Jeff Darcy <jdarcy@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>