fix using list, reported by zimbatm

diff --git a/extra/io/serial/unix/termios/linux/linux.factor b/extra/io/serial/unix/termios/linux/linux.factor
index 0982339cf8994913072a4105f018ad86f858c191..1e9dce49c7174248846dfe570b2e31dd2cfaa4d8 100644 (file)
--- a/extra/io/serial/unix/termios/linux/linux.factor
+++ b/extra/io/serial/unix/termios/linux/linux.factor
@@ -1,6 +1,7 @@
 ! Copyright (C) 2008 Doug Coleman.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: alien.syntax classes.struct kernel system unix ;
+USING: alien.c-types alien.syntax classes.struct kernel system
+unix ;
 IN: io.serial.unix.termios
 
 CONSTANT: NCCS 32