Index: src/skins/native/task.c
===================================================================
--- src/skins/native/task.c	(Revision 481)
+++ src/skins/native/task.c	(Arbeitskopie)
@@ -59,6 +59,9 @@
     param.sched_priority = sched_get_priority_max(SCHED_FIFO);
     pthread_setschedparam(pthread_self(),SCHED_FIFO,&param);
 
+    /* rt_task_delete requires asynchronous cancellation */
+    pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
+
     signal(SIGCHLD,&rt_task_sigharden);
 
     bulk.a1 = (u_long)iargs->task;
@@ -160,6 +163,9 @@
 {
     struct rt_arg_bulk bulk;
 
+    /* rt_task_delete requires asynchronous cancellation */
+    pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
+
     signal(SIGCHLD,&rt_task_sigharden);
 
     bulk.a1 = (u_long)task;