diff --git a/include/proto/fd.h b/include/proto/fd.h
index 9b4c632..72b2c6b 100644
--- a/include/proto/fd.h
+++ b/include/proto/fd.h
@@ -22,6 +22,7 @@
 #ifndef _PROTO_FD_H
 #define _PROTO_FD_H
 
+#include <stdio.h>
 #include <sys/time.h>
 #include <sys/types.h>
 #include <unistd.h>
@@ -47,6 +48,21 @@
 int init_pollers();
 
 /*
+ * Some pollers may lose their connection after a fork(). It may be necessary
+ * to create initialize part of them again. Returns 0 in case of failure,
+ * otherwise 1. The fork() function may be NULL if unused. In case of error,
+ * the the current poller is destroyed and the caller is responsible for trying
+ * another one by calling init_pollers() again.
+ */
+int fork_poller();
+
+/*
+ * Lists the known pollers on <out>.
+ * Should be performed only before initialization.
+ */
+int list_pollers(FILE *out);
+
+/*
  * Runs the polling loop
  */
 void run_poller();
diff --git a/include/types/fd.h b/include/types/fd.h
index 68335c0..37b5281 100644
--- a/include/types/fd.h
+++ b/include/types/fd.h
@@ -83,6 +83,8 @@
     	REGPRM2 void   (*poll)(struct poller *p, int wait_time); /* the poller itself */
 	REGPRM1 int    (*init)(struct poller *p);            /* poller initialization */
 	REGPRM1 void   (*term)(struct poller *p);            /* termination of this poller */
+	REGPRM1 int    (*test)(struct poller *p);            /* pre-init check of the poller */
+	REGPRM1 int    (*fork)(struct poller *p);            /* post-fork re-opening */
 	const char   *name;                                  /* poller name */
 	int    pref;                                         /* try pollers with higher preference first */
 };