Fix win32 build

Author: fmk

main/php_scandir.c

@@ -32,6 +32,7 @@
 #ifndef HAVE_SCANDIR
 
 #ifdef PHP_WIN32
+#include "win32/param.h"
 #include "win32/readdir.h"
 #endif  
 

win32/readdir.h

@@ -17,6 +17,8 @@
 #include <sys/types.h>
 #include <direct.h>
 
+#define php_readdir_r readdir_r
+
 /* struct dirent - same as Unix */
 
 struct dirent {