make epoll_[p]wait a cancellation point

[musl] / src / setjmp / i386 / longjmp.s

.global _longjmp
.global longjmp
.type _longjmp,@function
.type longjmp,@function
_longjmp:
longjmp:
        mov  4(%esp),%edx
        mov  8(%esp),%eax
        cmp       $1,%eax
        adc       $0, %al
        mov   (%edx),%ebx
        mov  4(%edx),%esi
        mov  8(%edx),%edi
        mov 12(%edx),%ebp
        mov 16(%edx),%esp
        jmp *20(%edx)