server: Remove no longer used is_fd_signaled().

server/fd.c

@@ -2057,12 +2057,6 @@ void set_fd_signaled( struct fd *fd, int signaled )
     if (signaled) wake_up( fd->user, 0 );
 }
 
-/* check if fd is signaled */
-int is_fd_signaled( struct fd *fd )
-{
-    return fd->signaled;
-}
-
 /* handler for close_handle that refuses to close fd-associated handles in other processes */
 int fd_close_handle( struct object *obj, struct process *process, obj_handle_t handle )
 {

server/file.h

@@ -99,7 +99,6 @@ extern obj_handle_t lock_fd( struct fd *fd, file_pos_t offset, file_pos_t count,
 extern void unlock_fd( struct fd *fd, file_pos_t offset, file_pos_t count );
 extern void allow_fd_caching( struct fd *fd );
 extern void set_fd_signaled( struct fd *fd, int signaled );
-extern int is_fd_signaled( struct fd *fd );
 extern char *dup_fd_name( struct fd *root, const char *name );
 
 extern int default_fd_signaled( struct object *obj, struct wait_queue_entry *entry );