Regenerate configure and fix AC header inclusion

include/portable.h.in

@@ -991,8 +991,6 @@
 #ifdef _WIN32
 	/* don't suck in all of the win32 api */
 #	define WIN32_LEAN_AND_MEAN 1
-
-#	define sleep _sleep
 #endif
 
 #ifndef LDAP_NEEDS_PROTOTYPES

libraries/libldap_r/threads.c

@@ -12,8 +12,8 @@
 #include "portable.h"
 
 #include <stdio.h>
-#include <stdarg.h>
 
+#include <ac/stdarg.h>
 #include <ac/stdlib.h>
 #include <ac/string.h>
 #include <ac/unistd.h>

libraries/libldap_r/tpool.c

@@ -12,8 +12,8 @@
 #include "portable.h"
 
 #include <stdio.h>
-#include <stdarg.h>
 
+#include <ac/stdarg.h>
 #include <ac/stdlib.h>
 #include <ac/string.h>
 #include <ac/time.h>

servers/slapd/back-ldbm/nextid.c

@@ -11,10 +11,7 @@
 
 #include <ac/string.h>
 #include <ac/socket.h>
-
-#ifdef HAVE_SYS_PARAM_H
-#include <sys/param.h>
-#endif
+#include <ac/param.h>
 
 #include "slap.h"
 #include "back-ldbm.h"