SYNOPSIS
#include <util/skiplist.h>
NEOERR *skipInsert(skipList list, UINT32 key, void *value, int allowUpdate);
ARGUMENTS
list - list to add pair to.key - key identifying <value>.
value - value to store (may NOT be NULL)
DESCRIPTION
Inserts the <key>/<value> pair into the <list>. Key values 0 and -1 are reserved (and illegal). If key is already in list, and <allowUpdate> is true, value is updated, otherwise SKIPERR_EXISTS is returned.MT-Level: Safe if <list> thread-safe.
RETURN VALUE
None.