124         if self.fds != null_mut() {  in init_files()
130         self.fds = fd_vec as *mut FileDescriptorVec as usize as *mut c_void;  in init_files()
149             self.fds = null_mut();  in copy_files()
164         self.fds = new_fd_vec as *mut FileDescriptorVec as usize as *mut c_void;  in copy_files()
171         if self.fds.is_null() {  in exit_files()
176             unsafe { Box::from_raw(self.fds as *mut FileDescriptorVec) };  in exit_files()
178         self.fds = null_mut();  in exit_files()
191         let fds: &mut FileDescriptorVec =  in alloc_fd()  localVariable
209             let x = &mut fds.fds[new_fd as usize];  in alloc_fd()
219             for x in fds.fds.iter_mut() {  in alloc_fd()
240         return r.fds[fd as usize].as_deref_mut();  in get_file_mut_by_fd()
254         return r.fds[fd as usize].as_deref();  in get_file_ref_by_fd()
267         let f: Option<&File> = r.fds[fd as usize].as_deref();  in drop_fd()
276         r.fds[fd as usize] = None;  in drop_fd()