--- IO-AIO/AIO.xs	2006/10/24 11:57:30	1.69
+++ IO-AIO/AIO.xs	2006/10/24 15:15:56	1.70
@@ -1,3 +1,6 @@
+/* solaris */
+#define _POSIX_PTHREAD_SEMANTICS 1
+
 #if __linux
 # define _GNU_SOURCE
 #endif