any later version published by the Free Software Foundation; with no
Invariant Sections, with no Front-Cover Texts, and with no Back-Cover
Texts. A copy of the license is included in the section entitled ``GNU
-Free Documentation License''.
+Free Documentation License.''
@end quotation
@end copying
Elapsed time for expiration in seconds.
@end defvar
+@defvar pgg-gpg-use-agent
+When using GnuPG (gpg) as PGP scheme you can use @code{gpg-agent} for
+caching@footnote{Actually @code{gpg-agent} does not cache passphrases
+but private keys. On the other hand, from a users point of view this
+technical difference isn't visible.}. If non-@code{nil} try to use a
+running @code{gpg-agent}. It defaults to @code{nil}.
+@end defvar
+
@node Default user identity
@section Default user identity