--- a/src/ec_ui.c
+++ b/src/ec_ui.c
@@ -262,7 +262,14 @@ int ui_msg_flush(int max)
 	return 0; 
 
    // don't allow the thread to cancel while holding the ui mutex
+#ifndef __ANDROID__
    pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &old);
+#else
+   sigset_t pthread_cancel_block;
+   sigemptyset(&pthread_cancel_block);
+   sigaddset(&pthread_cancel_block, SIGUSR2);
+   sigprocmask(SIG_BLOCK, &pthread_cancel_block, NULL);
+#endif
 
    /* the queue is updated by other threads */
    UI_MSG_LOCK;
@@ -285,7 +292,11 @@ int ui_msg_flush(int max)
    
    UI_MSG_UNLOCK;
 
+#ifndef __ANDROID__
    pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &old);
+#else
+   sigprocmask(SIG_UNBLOCK, &pthread_cancel_block, NULL);
+#endif
 
    /* returns the number of displayed messages */
    return i;