dirmngr: Add new debug flag "extprog"
* dirmngr/dirmngr.h (DBG_EXTPROG_VALUE, DBG_EXTPROG): New macros. * dirmngr/dirmngr.c (debug_flags): Add flag "extprog". (handle_connections): Use a macro instead of -1 for an invalid socket. * dirmngr/loadswdb.c (verify_status_cb): Debug the gpgv call.
- Signed-off-by: Werner Koch <wk@gnupg.org>