Add legacy include guards to public header files

[openssl.git] / include / openssl / e_os2.h

diff --git a/include/openssl/e_os2.h b/include/openssl/e_os2.h
index 740cf5561ca33fb95523d7bca9d98068a16c9dab..69a50911ddc0a32613f93ac8022aa05758c1606e 100644 (file)
--- a/include/openssl/e_os2.h
+++ b/include/openssl/e_os2.h
@@ -9,6 +9,12 @@
 
 #ifndef OPENSSL_E_OS2_H
 # define OPENSSL_E_OS2_H
+# pragma once
+
+# include <openssl/macros.h>
+# if !OPENSSL_API_3
+#  define HEADER_E_OS2_H
+# endif
 
 # include <openssl/opensslconf.h>