Move SETSIZE hack to a header to avoid config.status munging

acconfig.h

@@ -113,18 +113,7 @@
 #define vsprintf ber_pvt_vsprintf
 #endif
 
-#ifdef OPENLDAP_FD_SETSIZE
-	/* assume installer desires to enlarge fd_set */
-#ifdef HAVE_BITS_TYPES_H
-#include <bits/types.h>
-#endif
-#ifdef	__FD_SETSIZE
-#undef	__FD_SETSIZE
-#define	__FD_SETSIZE OPENLDAP_FD_SETSIZE
-#else
-#define	FD_SETSIZE OPENLDAP_FD_SETSIZE
-#endif
-#endif
+#include "ac/fdset.h"
 
 #include "ldap_cdefs.h"
 #include "ldap_features.h"

include/ac/fdset.h

@@ -0,0 +1,33 @@
+/* redefine FD_SET */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2004 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+
+#ifndef _AC_FDSET_H
+#define _AC_FDSET_H
+
+#ifdef OPENLDAP_FD_SETSIZE
+    /* assume installer desires to enlarge fd_set */
+#  ifdef HAVE_BITS_TYPES_H
+#    include <bits/types.h>
+#  endif
+#  ifdef __FD_SETSIZE
+#    undef __FD_SETSIZE
+#    define __FD_SETSIZE OPENLDAP_FD_SETSIZE
+#  else
+#    define FD_SETSIZE OPENLDAP_FD_SETSIZE
+#  endif
+#endif
+
+#endif /* _AC_FDSET_H */

include/portable.h.in

@@ -1070,18 +1070,7 @@
 #define vsprintf ber_pvt_vsprintf
 #endif
 
-#ifdef OPENLDAP_FD_SETSIZE
-	/* assume installer desires to enlarge fd_set */
-#ifdef HAVE_BITS_TYPES_H
-#include <bits/types.h>
-#endif
-#ifdef	__FD_SETSIZE
-#undef	__FD_SETSIZE
-#define	__FD_SETSIZE OPENLDAP_FD_SETSIZE
-#else
-#define	FD_SETSIZE OPENLDAP_FD_SETSIZE
-#endif
-#endif
+#include "ac/fdset.h"
 
 #include "ldap_cdefs.h"
 #include "ldap_features.h"