Added new declarations.

@@ -35,6 +35,7 @@
 #include <mailutils/registrar.h>
 
 #include <libguile.h>
+#include <mu_scm.h>
 
 extern char *program_file;
 extern char *program_expr;
@@ -45,7 +46,9 @@ extern size_t nmesg;
 extern size_t current_mesg_no;
 extern message_t current_message;
 extern int debug_guile;
+extern char *maildir;
 
+void collect_open_default __P((void));
 void collect_open_mailbox_file __P ((void));
 int collect_append_file __P ((char *name));
 void collect_create_mailbox __P ((void));
@@ -54,3 +57,13 @@ int collect_output (void);
 
 void util_error (char *fmt, ...);
 int util_tempfile (char **namep);
+
+struct guimb_data
+{
+  char *program_file;
+  char *program_expr;
+};
+
+SCM guimb_catch_body (void *data, mailbox_t unused);
+SCM guimb_catch_handler (void *unused, SCM tag, SCM throw_args);
+int guimb_exit (void *unused1, mailbox_t unused2);