/* Return a string describing the type of a file.
- Copyright (C) 1993, 1994, 2001, 2002, 2004, 2005 Free Software
+ Copyright (C) 1993-1994, 2001-2002, 2004-2005, 2009-2013 Free Software
Foundation, Inc.
This program is free software: you can redistribute it and/or modify
# include <sys/types.h>
# include <sys/stat.h>
-char const *file_type (struct stat const *);
+char const *file_type (struct stat const *) _GL_ATTRIBUTE_PURE;
#endif /* FILE_TYPE_H */