+void
+transport_show_supported(FILE * f)
+{
+fprintf(f, "Transports:");
+#ifdef TRANSPORT_APPENDFILE
+ fprintf(f, " appendfile");
+ #ifdef SUPPORT_MAILDIR
+ fprintf(f, "/maildir"); /* damn these subclasses */
+ #endif
+ #ifdef SUPPORT_MAILSTORE
+ fprintf(f, "/mailstore");
+ #endif
+ #ifdef SUPPORT_MBX
+ fprintf(f, "/mbx");
+ #endif
+#endif
+#ifdef TRANSPORT_AUTOREPLY
+ fprintf(f, " autoreply");
+#endif
+#ifdef TRANSPORT_LMTP
+ fprintf(f, " lmtp");
+#endif
+#ifdef TRANSPORT_PIPE
+ fprintf(f, " pipe");
+#endif
+#ifdef EXPERIMENTAL_QUEUEFILE
+ fprintf(f, " queuefile");
+#endif
+#ifdef TRANSPORT_SMTP
+ fprintf(f, " smtp");
+#endif
+fprintf(f, "\n");
+}
+