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-rw-r--r--win32/win32.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/win32/win32.c b/win32/win32.c
index 22f3af9ed9..bd07bb644e 100644
--- a/win32/win32.c
+++ b/win32/win32.c
@@ -1974,6 +1974,11 @@ myselect (int nfds, fd_set *rd, fd_set *wr, fd_set *ex,
if (!NtSocketsInitialized++) {
StartSockets();
}
+ r = 0;
+ if (rd && rd->fd_count > r) r = rd->fd_count;
+ if (wr && wr->fd_count > r) r = wr->fd_count;
+ if (ex && ex->fd_count > r) r = ex->fd_count;
+ if (nfds > r) nfds = r;
if (nfds == 0 && timeout) {
Sleep(timeout->tv_sec * 1000 + timeout->tv_usec / 1000);
return 0;