#include <stdio.h>
#include <direct.h>
#include <stdlib.h>
+#include <fcntl.h>
#ifndef EXT
#include "EXTERN.h"
#endif
lpw, wlen, (LPSTR)lpa, nChars,NULL,NULL))
#define W2AHELPER(lpw, lpa, nChars) W2AHELPER_LEN(lpw, -1, lpa, nChars)
-#define USING_WIDE() (PL_bigchar && PerlEnv_os_id() == VER_PLATFORM_WIN32_NT)
+#define USING_WIDE() (PL_widesyscalls && PerlEnv_os_id() == VER_PLATFORM_WIN32_NT)
#ifdef USE_ITHREADS
# define PERL_WAIT_FOR_CHILDREN \