--- a/targets/beremiz.h	Wed Jun 30 15:44:32 2021 +0200
+++ b/targets/beremiz.h	Thu Sep 02 21:36:29 2021 +0200
@@ -26,5 +26,10 @@
 #endif
 
 long AtomicCompareExchange(long* atomicvar,long compared, long exchange);
+void *create_RT_to_nRT_signal(char* name);
+void delete_RT_to_nRT_signal(void* handle);
+int wait_RT_to_nRT_signal(void* handle);
+int unblock_RT_to_nRT_signal(void* handle);
+void nRT_reschedule(void);
 
 #endif