Fix other platforms.

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4212 ed5197a5-7fde-0310-b194-c3ffbd925b24

src/task.c

@@ -1584,6 +1584,7 @@ static void _tf_task_trace_to_parent(tf_trace_t* trace, const char* buffer, size
 	tf_packetstream_send(tf_taskstub_get_stream(task->_parent), kTaskTrace, buffer, size);
 }
 
+#if defined(__ANDROID__)
 static void _tf_task_extract_file(tf_task_t* task, const char* name, int mode)
 {
 	size_t size = 0;
@@ -1610,6 +1611,7 @@ static void _tf_task_extract_file(tf_task_t* task, const char* name, int mode)
 		tf_printf("failed to read %s source", path_in_zip);
 	}
 }
+#endif
 
 void tf_task_activate(tf_task_t* task)
 {