--- a/mksyntax.c
+++ b/mksyntax.c
@@
-#include "config.h"
-
 #include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include "config.h"
+
 #include "bashansi.h"
 #include "chartypes.h"
-#include <errno.h>
-
-#ifdef HAVE_UNISTD_H
-#  include <unistd.h>
-#endif
 
 #include "syntax.h"