action            238 ext/termios/termiolib.c   int action;
action            244 ext/termios/termiolib.c   action = Scm_GetInteger(action_scm);
action            247 ext/termios/termiolib.c if (tcflow(fd, action) < 0) Scm_SysError("tcflow failed");
action            561 src/code.c         int action;                 /* NEXT, RESET, KEEPn */