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diff --git a/libc/sysdeps/linux/common/epoll.c b/libc/sysdeps/linux/common/epoll.c
index 85b0cfd..8fff9e6 100644
--- a/libc/sysdeps/linux/common/epoll.c
+++ b/libc/sysdeps/linux/common/epoll.c
@@ -67,12 +67,13 @@ extern __typeof(epoll_pwait) __libc_epoll_pwait;
int __libc_epoll_pwait(int epfd, struct epoll_event *events, int maxevents,
int timeout, const sigset_t *set)
{
+ int n = _NSIG / 8;
if (SINGLE_THREAD_P)
- return INLINE_SYSCALL(epoll_pwait, 6, epfd, events, maxevents, timeout, set, _NSIG / 8);
+ return INLINE_SYSCALL(epoll_pwait, 6, epfd, events, maxevents, timeout, set, n);
# ifdef __UCLIBC_HAS_THREADS_NATIVE__
else {
int oldtype = LIBC_CANCEL_ASYNC ();
- int result = INLINE_SYSCALL(epoll_pwait, 6, epfd, events, maxevents, timeout, set, _NSIG / 8);
+ int result = INLINE_SYSCALL(epoll_pwait, 6, epfd, events, maxevents, timeout, set, n);
LIBC_CANCEL_RESET (oldtype);
return result;
}
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