#define STDOUT_FILENO 1
#define STDERR_FILENO 2
+#elif defined _MSC_VER
+
+#define STDIN_FILENO _fileno(stdin)
+#define STDOUT_FILENO _fileno(stdout)
+#define STDERR_FILENO _fileno(stderr)
+
#endif
/* Darwin special defines (taken from config_macosx.h) */