* export.c (parse_export_options): New option sexp-format.

(export_seckeys,export_secsubkeys): Check sexp-format option.
(do_export): Ignore armor for sexp format.
(do_export_stream): Handle sexp-format.
(write_sexp_line,write_sexp_keyparm, build_sexp_seckey): New.
(build_sexp): New.

g10/options.h

@@ -227,6 +227,8 @@ struct {
 #define EXPORT_INCLUDE_LOCAL_SIGS        2
 #define EXPORT_INCLUDE_ATTRIBUTES        4
 #define EXPORT_INCLUDE_SENSITIVE_REVKEYS 8
+#define EXPORT_SEXP_FORMAT               16
+
 
 #define LIST_SHOW_PHOTOS      1
 #define LIST_SHOW_POLICY      2
@@ -240,3 +242,7 @@ struct {
 #define VERIFY_SHOW_NOTATION 4
 
 #endif /*G10_OPTIONS_H*/
+
+
+
+