diff --git a/src/ev_epoll.c b/src/ev_epoll.c
index ccb7c33..eb2bceb 100644
--- a/src/ev_epoll.c
+++ b/src/ev_epoll.c
@@ -154,8 +154,10 @@
 		}
 
 		/* always remap RDHUP to HUP as they're used similarly */
-		if (e & EPOLLRDHUP)
+		if (e & EPOLLRDHUP) {
+			cur_poller.flags |= HAP_POLL_F_RDHUP;
 			n |= FD_POLL_HUP;
+		}
 
 		fdtab[fd].ev |= n;
 		if (n & (FD_POLL_IN | FD_POLL_HUP | FD_POLL_ERR))
@@ -263,6 +265,7 @@
 
 	p->name = "epoll";
 	p->pref = 300;
+	p->flags = 0;
 	p->private = NULL;
 
 	p->clo  = __fd_clo;
diff --git a/src/ev_kqueue.c b/src/ev_kqueue.c
index 081e78a..de7da65 100644
--- a/src/ev_kqueue.c
+++ b/src/ev_kqueue.c
@@ -234,6 +234,7 @@
 
 	p->name = "kqueue";
 	p->pref = 300;
+	p->flags = 0;
 	p->private = NULL;
 
 	p->clo  = NULL;
diff --git a/src/ev_poll.c b/src/ev_poll.c
index 80d88eb..9a6faa9 100644
--- a/src/ev_poll.c
+++ b/src/ev_poll.c
@@ -235,6 +235,7 @@
 
 	p->name = "poll";
 	p->pref = 200;
+	p->flags = 0;
 	p->private = NULL;
 
 	p->clo  = __fd_clo;
diff --git a/src/ev_select.c b/src/ev_select.c
index 35d3c77..1b40ea1 100644
--- a/src/ev_select.c
+++ b/src/ev_select.c
@@ -235,6 +235,7 @@
 
 	p->name = "select";
 	p->pref = 150;
+	p->flags = 0;
 	p->private = NULL;
 
 	p->clo  = __fd_clo;