Index: libcschem.h
===================================================================
--- libcschem.h	(revision 6078)
+++ libcschem.h	(revision 6079)
@@ -52,7 +52,10 @@
 /* Insert cschem-specific types; call after rnd_hidlib_init2() */
 int csch_init_units(void);
 
+/* cschem-unit bits */
+unsigned long csch_unit_k_allow, csch_unit_family_cschem;
 
+
 /* when multiple ports with the same component:port name connect to different
    nets: if true, allow merging those nets, else throw an error */
 extern const int *csch_cfg_multiport_net_merge;