+configuration data for delivery can be read if needed.
+
+NOTE: immediatly after opening the configuration file we change the working
+directory to "/"! Later we change to $spool_directory. We do it there, because
+during readconf_main() some expansion takes place already. */
+
+/* Store the initial cwd before we change directories */
+if ((initial_cwd = getcwd(NULL, 0)) == NULL)
+ {
+ perror("exim: can't get the current working directory");
+ exit(EXIT_FAILURE);
+ }