diff --git a/ax_init_standard_project.m4 b/ax_init_standard_project.m4
index 686c800..b54f205 100644
--- a/ax_init_standard_project.m4
+++ b/ax_init_standard_project.m4
@@ -573,6 +573,11 @@ distclean-rpm-targets:
 EOF
 ])
 
+# use this in configure.ac to support scripts, e.g. bash scripts
+AC_DEFUN([AX_USE_ETC], [
+  AC_CONFIG_FILES([etc/makefile])
+])
+
 # use this in configure.ac to support scripts, e.g. bash scripts
 AC_DEFUN([AX_USE_SCRIPTS], [
   AC_CONFIG_FILES([scripts/makefile])
diff --git a/etc/authentication.php b/etc/authentication.php
index d253bd3..04118c7 100644
--- a/etc/authentication.php
+++ b/etc/authentication.php
@@ -1,9 +1,7 @@
 <?php
 $realm = "MY REALM HERE";
 $ldaphost = "my.ldap.host";
-$base = "dc=my,dc=server,dc=com";
-$userbase = "ou=people,".$base;
-$groupbase = "ou=group,".$base;
+$ldapbase = "dc=my,dc=server,dc=com";
 if (!isset($_SERVER['PHP_AUTH_USER'])) {
     header('WWW-Authenticate: Basic realm="'.$REALM.'"');
     header('HTTP/1.0 401 Unauthorized');
@@ -17,7 +15,7 @@ if (!isset($_SERVER['PHP_AUTH_USER'])) {
         or error_die("failed to set LDAP protocol version 3");
     ldap_start_tls($ldapconn)
         or error_die($ldapconn, "cannot start LDAP TLS");
-    $ldapbind = @ldap_bind($ldapconn, 'uid='.$tstusername.','.$userbase, $password)
+    $ldapbind = @ldap_bind($ldapconn, 'uid='.$tstusername.','.$ldapbase, $password)
         or error_die("login failed for $username", '403 Forbidden');
     $username = $tstuserbname;
 }
diff --git a/etc/makefile.am b/etc/makefile.am
index 220a35f..1f2c7cd 100644
--- a/etc/makefile.am
+++ b/etc/makefile.am
@@ -8,6 +8,6 @@
 ##       1         2         3         4         5         6         7         8
 ## 45678901234567890123456789012345678901234567890123456789012345678901234567890
 
-pkgsysconfdir = ${sysconfdir}/@PACKAGE_NAME@
+pkgsysconfdir = ${PKGSYSCONFDIR}
 
 dist_pkgsysconf_DATA = settings.php authentication.php
diff --git a/etc/settings.php b/etc/settings.php
index e0b3666..1a22c72 100644
--- a/etc/settings.php
+++ b/etc/settings.php
@@ -1,5 +1,5 @@
 <?php
-$path='/path/to/your/files';
-$thumbs='/var/tmp/sahring-gallery/thumbnails/';
-$max_validity_days=30;
+$path = "/path/to/your/files";
+$thumbs = "/var/tmp/sharing-gallery/thumbnails/";
+$max_validity_days = "30";
 ?>
\ No newline at end of file
diff --git a/html/index.php b/html/index.php
index dabff58..4ccf5f4 100644
--- a/html/index.php
+++ b/html/index.php
@@ -187,7 +187,7 @@
        $secret = decrypt($_REQUEST['secret']) or error_die('bad password', '403 Forbidden');
        if (!isset($secret['valid-until'])) error_die('missing validation date');
        if (!isset($max_validity_days)) error_die('maximum validity days not set');
-       if (strtotime($secret['valid-until'])>time()+$max_validity_days*86400) error_die('validity limitation not respected');
+       if (strtotime($secret['valid-until'])>time()+((int)$max_validity_days)*86400) error_die('validity limitation not respected');
        if (strtotime($secret['valid-until'])<time()) error_die('sharing request timed out', '410 Gone');
        checkPath($secret['path']);
        if (isset($secret['file'])) {
@@ -337,7 +337,7 @@
              echo '<label for="password">Passwort:</label>';
              echo '<input type="text" size="5" name="password" value="'.substr(str_shuffle(strtolower(sha1(rand().time()."SeAG6"))),0,4).'">';
              echo '<label for="valid-until">Gültig bis:</label>';
-             echo '<input type="date" size="10" name="valid-until" max="'.date('Y-m-d', time()+$max_validity_days*86400).'" value="'.date('Y-m-d', time()+14*86400).'"/>';
+             echo '<input type="date" size="10" name="valid-until" max="'.date('Y-m-d', time()+((int)$max_validity_days)*86400).'" value="'.date('Y-m-d', time()+14*86400).'"/>';
              echo '<input type="submit" name="share" value="Teilen"/>';
            } else {
              echo '<a href="?path='.urlencode($subpath).'&select">Auswahl-Modus</a>';
diff --git a/html/makefile.am b/html/makefile.am
index 49b9ac6..695005c 100644
--- a/html/makefile.am
+++ b/html/makefile.am
@@ -12,5 +12,6 @@ EXTRA_DIST = configuration.php.in
 
 wwwdir = ${pkgdatadir}/html
 dist_www_DATA = folder.png .htaccess index.php
+www_DATA = configuration.php
 
 MAINTAINERCLEANFILES = makefile.in
diff --git a/makefile.am b/makefile.am
index db5af1f..a881605 100644
--- a/makefile.am
+++ b/makefile.am
@@ -8,7 +8,7 @@
 ##       1         2         3         4         5         6         7         8
 ## 45678901234567890123456789012345678901234567890123456789012345678901234567890
 
-SUBDIRS = html doc
+SUBDIRS = etc html doc
 
 doc_DATA = AUTHORS NEWS README COPYING INSTALL ChangeLog