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From: | "David F. Signoretti" <balboa AT castle DOT on DOT ca> |
Newsgroups: | comp.os.msdos.djgpp |
Subject: | Newbie Pointers |
Date: | Mon, 08 Feb 1999 22:25:47 -0500 |
Organization: | UUNET Canada News Transport |
Lines: | 19 |
Message-ID: | <36BFAABA.CDC55472@castle.on.ca> |
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To: | djgpp AT delorie DOT com |
DJ-Gateway: | from newsgroup comp.os.msdos.djgpp |
Reply-To: | djgpp AT delorie DOT com |
Assume: struct item { int number; struct item *next_ptr; struct item *back_ptr; }; Assume double linked list: (*new_ptr).back_ptr = (struct item *)NULL; then: (*current_ptr).back_ptr = (*new_ptr).back_ptr; Does (*current_ptr).bak_ptr = NULL or the address of (*new_ptr).back_ptr? Balboa:
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