Added several file server requests
Added server-side pipes and consoles

diff --git a/server/semaphore.c b/server/semaphore.c
index cd77d16..8becaf0 100644
--- a/server/semaphore.c
+++ b/server/semaphore.c
@@ -31,6 +31,9 @@
     remove_queue,
     semaphore_signaled,
     semaphore_satisfied,
+    no_read_fd,
+    no_write_fd,
+    no_flush,
     semaphore_destroy
 };