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Power Programmierung
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Power-Programmierung (Tewi)(1994).iso
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1992
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number1
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l3.c
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1992-01-19
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778b
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21 lines
/* Deletes the node in the specified linked list that follows the
indicated node. List is headed by a head-of-list pointer; if the
pointer to the node to delete after points to the head-of-list
pointer, special handling is performed. */
#include "llist.h"
struct LinkNode *DeleteNodeAfter(struct LinkNode **HeadOfListPtr,
struct LinkNode *NodeToDeleteAfter)
{
/* Handle specially if the node to delete after is actually the
head of the list (delete the first element in the list) */
if (NodeToDeleteAfter == (struct LinkNode *)HeadOfListPtr) {
*HeadOfListPtr = (*HeadOfListPtr)->NextNode;
} else {
NodeToDeleteAfter->NextNode =
NodeToDeleteAfter->NextNode->NextNode;
}
return(NodeToDeleteAfter);
}