+#+openmcl
+(defun open-device-stream (path direction)
+ (let* ((mode (ecase direction
+ (:input #$O_RDONLY)
+ (:output #$O_WRONLY)
+ (:io #$O_RDWR)))
+ (fd (ccl::fd-open (ccl::native-translated-namestring path) mode)))
+ (if (< fd 0)
+ (ccl::signal-file-error fd path)
+ (ccl::make-fd-stream fd :direction direction))))
+
+