UI for MO logging.

src/ui/ui_main.c

@@ -145,6 +145,12 @@ set_logging_item(int idm, int val)
 	    break;
 # endif
 
+# ifdef ENABLE_MO_LOG
+	case IDM_LOG_MO:
+	    ptr = (val != -3) ? &zip_do_log : (void*)"MO";
+	    break;
+# endif
+
 # ifdef ENABLE_CDROM_LOG
 	case IDM_LOG_CDROM:
 		ptr = (val != -3) ? &cdrom_do_log : (void *)"CD-ROM";