Change the /etc path to not be absolute

setup.py

@@ -3,6 +3,7 @@
 The setup script for salt
 '''
 import os
+import sys
 from distutils.core import setup
 from distutils.extension import Extension
 from distutils.sysconfig import get_python_lib, PREFIX
@@ -15,6 +16,7 @@
 doc_path = os.path.join(PREFIX, 'share/doc/', NAME + '-' + VER)
 example_path = os.path.join(doc_path, 'examples')
 template_path = os.path.join(example_path, 'templates')
+etc_path = os.path.join(os.path.dirname(os.path.normpath(sys.prefix)) + 'etc')
 
 setup(name=NAME,
       version=VER,
@@ -51,7 +53,7 @@
                'scripts/salt-cp',
                'scripts/salt-call',
                'scripts/salt'],
-      data_files=[('etc/salt',
+      data_files=[(os.path.join(etc_path),
                     ['conf/master',
                      'conf/minion',
                     ]),