_, _, err1 = rawSyscall(abi.FuncPCABI0(libc_setpgid_trampoline), 0, uintptr(sys.Pgid), 0)
		if err1 != 0 {
			goto childerror
		}
	}

	if sys.Foreground {
		// This should really be pid_t, however _C_int (aka int32) is
		// generally equivalent.
		pgrp = _C_int(sys.Pgid)
		if pgrp == 0 {
			r1, _, err1 = rawSyscall(abi.FuncPCABI0(libc_getpid_trampoline), 0, 0, 0)
			if err1 != 0 {
				goto childerror

		err = errnoErr(e1)
	}
	return
}

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

func wait4(pid Pid_t, status *_C_int, options int, rusage *Rusage) (wpid Pid_t, err error) {
	r0, e1 := callwait4(int(pid), uintptr(unsafe.Pointer(status)), options, uintptr(unsafe.Pointer(rusage)))
	wpid = Pid_t(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

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

	}
	return
}

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

func wait4(pid Pid_t, status *_C_int, options int, rusage *Rusage) (wpid Pid_t, err error) {
	r0, er := C.wait4(C.int(pid), C.uintptr_t(uintptr(unsafe.Pointer(status))), C.int(options), C.uintptr_t(uintptr(unsafe.Pointer(rusage))))
	wpid = Pid_t(r0)
	if r0 == -1 && er != nil {
		err = er
	}
	return
}

index aed2750..434a533 100644
--- a/sysdeps/gnu/bits/utmp.h
+++ b/sysdeps/gnu/bits/utmp.h
@@ -59,10 +59,14 @@ struct utmp
 {
   short int ut_type;		/* Type of login.  */
   pid_t ut_pid;			/* Process ID of login process.  */
-  char ut_line[UT_LINESIZE];	/* Devicename.  */
-  char ut_id[4];		/* Inittab ID.  */
-  char ut_user[UT_NAMESIZE];	/* Username.  */