#if MSDOS
# include <process.h>
# define SET_BINARY_MODE(arc) setmode(arc, O_BINARY)
-# define ERRNO_IS_EACCESS errno == EACCESS
+# define ERRNO_IS_EACCES errno == EACCES
+# define mkdir(file, mode) (mkdir) (file)
#else
# include <pwd.h>
# include <grp.h>
# define SET_BINARY_MODE(arc)
-# define ERRNO_IS_EACCESS 0
+# define ERRNO_IS_EACCES 0
#endif
#if XENIX