diff --git a/harbour/include/hbapicdp.h b/harbour/include/hbapicdp.h
index fb4ae3fa21..d58739ca3a 100644
--- a/harbour/include/hbapicdp.h
+++ b/harbour/include/hbapicdp.h
@@ -99,6 +99,7 @@ extern PHB_CODEPAGE hb_cdpFind( char * );
 extern void hb_cdpTranslate( char*, PHB_CODEPAGE, PHB_CODEPAGE );
 extern void hb_cdpnTranslate( char*, PHB_CODEPAGE, PHB_CODEPAGE, unsigned int );
 extern int hb_cdpcmp( char*, char*, ULONG, PHB_CODEPAGE, ULONG* );
+extern int hb_cdpchrcmp( char cFirst, char cSecond, PHB_CODEPAGE cdpage );
 
 #endif /* HB_APICDP_H_ */