diff --git a/src/ev_epoll.c b/src/ev_epoll.c
index 1babe56..5832062 100644
--- a/src/ev_epoll.c
+++ b/src/ev_epoll.c
@@ -357,11 +357,8 @@
 }
 
 /*
- * It is a constructor, which means that it will automatically be called before
- * main(). This is GCC-specific but it works at least since 2.95.
- * Special care must be taken so that it does not need any uninitialized data.
+ * Registers the poller.
  */
-__attribute__((constructor))
 static void _do_register(void)
 {
 	struct poller *p;
@@ -388,6 +385,8 @@
 	p->fork = _do_fork;
 }
 
+INITCALL0(STG_REGISTER, _do_register);
+
 
 /*
  * Local variables:
diff --git a/src/ev_evports.c b/src/ev_evports.c
index c3be00e..4d61154 100644
--- a/src/ev_evports.c
+++ b/src/ev_evports.c
@@ -402,10 +402,8 @@
 }
 
 /*
- * This constructor must be called before main() to register the event ports
- * poller.
+ * Registers the poller.
  */
-__attribute__((constructor))
 static void _do_register(void)
 {
 	struct poller *p;
@@ -431,3 +429,5 @@
 	p->poll = _do_poll;
 	p->fork = _do_fork;
 }
+
+INITCALL0(STG_REGISTER, _do_register);
diff --git a/src/ev_kqueue.c b/src/ev_kqueue.c
index 1bd79fd..3bc7121 100644
--- a/src/ev_kqueue.c
+++ b/src/ev_kqueue.c
@@ -336,11 +336,8 @@
 }
 
 /*
- * It is a constructor, which means that it will automatically be called before
- * main(). This is GCC-specific but it works at least since 2.95.
- * Special care must be taken so that it does not need any uninitialized data.
+ * Registers the poller.
  */
-__attribute__((constructor))
 static void _do_register(void)
 {
 	struct poller *p;
@@ -367,6 +364,7 @@
 	p->fork = _do_fork;
 }
 
+INITCALL0(STG_REGISTER, _do_register);
 
 /*
  * Local variables:
diff --git a/src/ev_poll.c b/src/ev_poll.c
index 5cfdff1..5f52262 100644
--- a/src/ev_poll.c
+++ b/src/ev_poll.c
@@ -316,11 +316,8 @@
 }
 
 /*
- * It is a constructor, which means that it will automatically be called before
- * main(). This is GCC-specific but it works at least since 2.95.
- * Special care must be taken so that it does not need any uninitialized data.
+ * Registers the poller.
  */
-__attribute__((constructor))
 static void _do_register(void)
 {
 	struct poller *p;
@@ -341,6 +338,7 @@
 	p->poll = _do_poll;
 }
 
+INITCALL0(STG_REGISTER, _do_register);
 
 /*
  * Local variables:
diff --git a/src/ev_select.c b/src/ev_select.c
index 3c8471f..3880d0d 100644
--- a/src/ev_select.c
+++ b/src/ev_select.c
@@ -300,11 +300,8 @@
 }
 
 /*
- * It is a constructor, which means that it will automatically be called before
- * main(). This is GCC-specific but it works at least since 2.95.
- * Special care must be taken so that it does not need any uninitialized data.
+ * Registers the poller.
  */
-__attribute__((constructor))
 static void _do_register(void)
 {
 	struct poller *p;
@@ -325,6 +322,7 @@
 	p->poll = _do_poll;
 }
 
+INITCALL0(STG_REGISTER, _do_register);
 
 /*
  * Local variables: