title: django-auth-ldap installation not working
body: <p>I am trying to install django-auth-ldap in my windows system it shows the following error</p>
  
  <blockquote>
    <p>\pip-build-3x6rkxb4\pyldap\modules\errors.h(8): fatal error C1083: Cannot open include file: 'lber.h': No such file or directory
    error: command 'C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\BIN\x86_amd64\cl.exe' failed with exit status 2</p>
  </blockquote>
  
  <pre><code># LDAP auth settings.
  LDAP_AUTH_URL = os.environ.get("LDAP_AUTH_URL", "ldap://xxx.xx.xx.xx:389")
  LDAP_AUTH_USE_TLS = False
  
  LDAP_AUTH_SEARCH_BASE = "dc=maxcrc,dc=com" 
  LDAP_AUTH_OBJECT_CLASS = "inetOrgPerson"
  LDAP_AUTH_USER_FIELDS = {
      "username": "uid",
      "first_name": "givenName",
      "last_name": "sn",
      "email": "mail",
  }
  LDAP_AUTH_USER_LOOKUP_FIELDS = ("username",)
  LDAP_AUTH_CLEAN_USER_DATA = "django_python3_ldap.utils.clean_user_data"
  LDAP_AUTH_SYNC_USER_RELATIONS = "django_python3_ldap.utils.sync_user_relations"
  LDAP_AUTH_FORMAT_SEARCH_FILTERS = "django_python3_ldap.utils.format_search_filters"
  LDAP_AUTH_FORMAT_USERNAME = "django_python3_ldap.utils.format_username_openldap"
  LDAP_AUTH_ACTIVE_DIRECTORY_DOMAIN = None 
  LDAP_AUTH_CONNECTION_USERNAME = "cn=Manager,dc=maxcrc,dc=com" 
  LDAP_AUTH_CONNECTION_PASSWORD = "*****" 
  
  LDAP_AUTH_CONNECT_TIMEOUT = None
  LDAP_AUTH_RECEIVE_TIMEOUT = None
  
  AUTHENTICATION_BACKENDS = (
      "django_python3_ldap.auth.LDAPBackend",
  )
  </code></pre>
  
  <p>My versions are
  Python - 3.6.3 (64bit)
  Django - 1.11.6 (64bit)
  Windows 10 - 64bit</p>
  
  <p>Thanks</p>