+isatty &
+kbdio &
+kgetc &
+kputc &
+nullgetc &
+nullopen &
+nullread &
+nullwrit &
+readcopy &
+slclose &
+slcntl &
+slgetc &
+slopen &
+slputc &
+ttycntl &
+ttygetc &
+ttyiin &
+ttyinit &
+ttyiproc &
+ttyopen0 &
+ttyoproc &
+ttyputc &
+ttyread &
+ttywrite &
+vidio &
+writcopy
