ref: b9d66bc012e6a431a75bf4d9a138cf6c2a8eb6f6
dir: /libc/lldel.c/
#include <u.h>
#include <err.h>
#include <mem.h>
/* deletes the next entry in the list */
int
lldel(ll_t *ll)
{
ll_t *temp = ll->next;
ll->next = temp->next;
free(temp->val);
free(temp);
return OK;
}