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#include <ucontext.h>
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INLINE void *ucontext_stack_pointer(void *uap)
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{
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ucontext_t *ucontext = (ucontext_t *)uap;
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return (void *)ucontext->uc_mcontext.gregs[ESP];
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}
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#define UAP_PROGRAM_COUNTER(ucontext) \
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(((ucontext_t *)(ucontext))->uc_mcontext.gregs[EIP])
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