--- IO-AIO/AIO.xs	2006/10/27 20:10:06	1.81
+++ IO-AIO/AIO.xs	2006/10/27 20:11:58	1.82
@@ -1181,11 +1181,13 @@
 BOOT:
 {
 	HV *stash = gv_stashpv ("IO::AIO", 1);
+
         newCONSTSUB (stash, "EXDEV",    newSViv (EXDEV));
         newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY));
         newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY));
         newCONSTSUB (stash, "O_CREAT",  newSViv (O_CREAT));
         newCONSTSUB (stash, "O_TRUNC",  newSViv (O_TRUNC));
+        newCONSTSUB (stash, "S_IFIFO",  newSViv (S_IFIFO));
 
 	create_pipe ();
         pthread_atfork (atfork_prepare, atfork_parent, atfork_child);