#ifndef HEADER_E_OS2_H
#define HEADER_E_OS2_H
+#include <openssl/opensslconf.h> /* OPENSSL_UNISTD */
+
#ifdef __cplusplus
extern "C" {
#endif
-#include <openssl/opensslconf.h> /* OPENSSL_UNISTD */
-
#ifdef MSDOS
# define OPENSSL_UNISTD_IO <io.h>
# define OPENSSL_DECLARE_EXIT extern void exit(int);