Use <sys/poll.h> if available before going select().

Some BSD implementations might have <sys/poll.h> instead of <poll.h>.

Noticed while looking for unused symbols.

diff --git a/dist/IO/poll.h b/dist/IO/poll.h
index 634bcdd..08de250 100644 (file)
--- a/dist/IO/poll.h
+++ b/dist/IO/poll.h
@@ -12,6 +12,8 @@
 
 #if (defined(HAS_POLL) && defined(I_POLL)) || defined(POLLWRBAND)
 #  include <poll.h>
+#elif (defined(HAS_POLL) && defined(I_SYS_POLL))
+#  include <sys/poll.h>
 #else
 #ifdef HAS_SELECT