added request amb278

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40827

plugins/include/files.inc

@@ -168,6 +168,15 @@ native bool:DirExists(const String:path[]);
  */
 native FileSize(const String:path[]);
 
+/**
+ * Flushes a file's buffered output; any buffered output
+ * is immediately written to the file.
+ *
+ * @param file			Handle to the file.
+ * @return				True on success, false on failure.
+ */
+native FlushFile(Handle:file);
+
 /**
  * Removes a directory.
  * @note On most Operating Systems you cannot remove a directory which has files inside it.