}

		if !status.Stopped() {
			return fmt.Errorf("unexpected wait status: %v", status)
		}

		// Take TTY.
		pgrp := int32(syscall.Getpgrp()) // assume that pid_t is int32
		if err := unix.Tcsetpgrp(ptyFD, pgrp); err != nil {
			return fmt.Errorf("error setting tty process group: %w", err)
		}

		// Give the kernel time to potentially wake readers and have

//sys	Getdtablesize() (size int)
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (uid int)
//sysnb	Getgid() (gid int)
//sysnb	Getpgid(pid int) (pgid int, err error)
//sysnb	Getpgrp() (pgrp int)
//sysnb	Getpid() (pid int)
//sysnb	Getppid() (ppid int)
//sys	Getpriority(which int, who int) (prio int, err error)
//sysnb	Getrlimit(which int, lim *Rlimit) (err error)

//sys	Fsync(fd int) (err error)
//sys	Ftruncate(fd int, length int64) (err error)
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (uid int)
//sysnb	Getgid() (gid int)
//sysnb	Getpgid(pid int) (pgid int, err error)
//sysnb	Getpgrp() (pgrp int)
//sysnb	Getpid() (pid int)
//sysnb	Getppid() (ppid int)
//sys	Getpriority(which int, who int) (prio int, err error)
//sysnb	Getrlimit(which int, lim *Rlimit) (err error)

//sys	Getdtablesize() (size int)
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (uid int)
//sysnb	Getgid() (gid int)
//sysnb	Getpgid(pid int) (pgid int, err error)
//sysnb	Getpgrp() (pgrp int)
//sysnb	Getpid() (pid int)
//sysnb	Getppid() (ppid int)
//sys	Getpriority(which int, who int) (prio int, err error)
//sysnb	Getrlimit(which int, lim *Rlimit) (err error)

//sys	Fsync(fd int) (err error)
//sys	Ftruncate(fd int, length int64) (err error)
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (uid int)
//sysnb	Getgid() (gid int)
//sysnb	Getpgid(pid int) (pgid int, err error)
//sysnb	Getpgrp() (pgrp int)
//sysnb	Getpid() (pid int)
//sysnb	Getppid() (ppid int)
//sys	Getpriority(which int, who int) (prio int, err error)
//sysnb	Getrlimit(which int, lim *Rlimit) (err error)

	r0, er := C.getpgid(C.int(pid))
	pgid = int(r0)
	if r0 == -1 && er != nil {
		err = er
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Getpgrp() (pid int) {
	r0, _ := C.getpgrp()
	pid = int(r0)
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Getpid() (pid int) {
	r0, _ := C.getpid()
	pid = int(r0)
	return
}

	SYS_GETGROUPS                = 79  // { int getgroups(u_int gidsetsize, \
	SYS_SETGROUPS                = 80  // { int setgroups(u_int gidsetsize, \
	SYS_GETPGRP                  = 81  // { int getpgrp(void); }
	SYS_SETPGID                  = 82  // { int setpgid(int pid, int pgid); }
	SYS_SETITIMER                = 83  // { int setitimer(u_int which, struct \
	SYS_SWAPON                   = 85  // { int swapon(char *name); }

	SYS_GETGROUPS                = 79  // { int getgroups(u_int gidsetsize, \
	SYS_SETGROUPS                = 80  // { int setgroups(u_int gidsetsize, \
	SYS_GETPGRP                  = 81  // { int getpgrp(void); }
	SYS_SETPGID                  = 82  // { int setpgid(int pid, int pgid); }
	SYS_SETITIMER                = 83  // { int setitimer(u_int which, struct \
	SYS_SWAPON                   = 85  // { int swapon(char *name); }

int fchdir(int);
int fchmod(int, unsigned int);
int fchmodat(int, uintptr_t, unsigned int, int);
int fchownat(int, uintptr_t, int, int, int);
int fdatasync(int);
int getpgid(int);
int getpgrp();
int getpid();
int getppid();
int getpriority(int, int);
int getrusage(int, uintptr_t);
int getsid(int);
int kill(int, int);
int syslog(int, uintptr_t, size_t);
int mkdir(int, uintptr_t, unsigned int);

	SYS_GETGROUPS     = 79  // { int getgroups(u_int gidsetsize, gid_t *gidset); }
	SYS_SETGROUPS     = 80  // { int setgroups(u_int gidsetsize, gid_t *gidset); }
	SYS_GETPGRP       = 81  // { int getpgrp(void); }
	SYS_SETPGID       = 82  // { int setpgid(int pid, int pgid); }
	SYS_SETITIMER     = 83  // { int setitimer(u_int which, struct itimerval *itv, \
	SYS_SWAPON        = 85  // { int swapon(char *name); }