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/* s/ file for Sequent "ptx 4", which is a modified SVR5.4. */
/* Tell usg5-4.h not to include filio.h. */
#define NO_FILIO_H
#include "usg5-4.h"
/* Marcus Daniels <marcus@sysc.pdx.edu> says that SIGINFO is defined
on ptx4 but it is not a signal. Prevent process.c from doing the
wrong thing. */
#undef SIGINFO
/* Marcus Daniels <marcus@sysc.pdx.edu> says vfork does exist. */
#define HAVE_VFORK
/* pae@dim.com (Phil Ernhardt) says this correction to
the definition in usg5-4.h is needed to prevent
all asynchronous subprocesses from exiting right away. */
#undef SETUP_SLAVE_PTY
#define SETUP_SLAVE_PTY \
if (ioctl (xforkin, I_PUSH, "ldterm") == -1) \
fatal ("ioctl I_PUSH ldterm", errno); \
if (ioctl (xforkin, I_PUSH, "ttcompat") == -1) \
fatal ("ioctl I_PUSH ttcompat", errno);
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