--- parser3/src/include/pa_os.h	2024/11/04 03:53:25	1.14
+++ parser3/src/include/pa_os.h	2026/10/02 19:57:10	1.16
@@ -1,14 +1,14 @@
 /** @file
 	Parser: commonly used functions.
 
-	Copyright (c) 2001-2024 Art. Lebedev Studio (http://www.artlebedev.com)
+	Copyright (c) 2001-2026 Art. Lebedev Studio (https://www.artlebedev.com)
 	Authors: Konstantin Morshnev <moko@design.ru>, Alexandr Petrosian <paf@design.ru>
 */
 
 #ifndef PA_OS_H
 #define PA_OS_H
 
-#define IDENT_PA_OS_H "$Id: pa_os.h,v 1.14 2024/11/04 03:53:25 moko Exp $"
+#define IDENT_PA_OS_H "$Id: pa_os.h,v 1.16 2026/10/02 19:57:10 moko Exp $"
 
 #define PA_LOCK_ATTEMPTS 20
 #define PA_LOCK_WAIT_TIMEOUT_SECS 0
@@ -28,4 +28,9 @@ int pa_unlock(int fd);
 /// yields to OS for secs secs and usecs microseconds (1E-6)
 int pa_sleep(unsigned long secs, unsigned long usecs);
 
+#ifdef _MSC_VER
+/// sets errno from GetLastError(), as CRT does, if the passed windows api call result is zero; returns it
+int pa_set_errno(int status);
+#endif
+
 #endif