added missing std:: to ptrdiff_t

This commit is contained in:
Susan Hert 2002-04-19 09:05:58 +00:00
parent 923693e1ec
commit 6c1e2b3558
1 changed files with 1 additions and 1 deletions

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@ -160,7 +160,7 @@ public:
typedef Point_const_iterator self;
typedef std::random_access_iterator_tag iterator_category;
typedef const Point_d& value_type;
typedef ptrdiff_t difference_type;
typedef std::ptrdiff_t difference_type;
typedef const Point_d* pointer;
typedef const Point_d& reference;