libexecdir = GNUNET_OS_installation_get_path (GNUNET_OS_IPK_LIBEXECDIR);
if (NULL == libexecdir)
return GNUNET_strdup (progname);
libexecdir = GNUNET_OS_installation_get_path (GNUNET_OS_IPK_LIBEXECDIR);
if (NULL == libexecdir)
return GNUNET_strdup (progname);