vendor: github.com/creack/pty v1.1.21

full diff: https://github.com/creack/pty/compare/v1.1.18...v1.1.21

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

vendor/github.com/creack/pty/ioctl_inner.go

@@ -0,0 +1,20 @@
+//go:build !windows && !solaris && !aix
+// +build !windows,!solaris,!aix
+
+package pty
+
+import "syscall"
+
+// Local syscall const values.
+const (
+	TIOCGWINSZ = syscall.TIOCGWINSZ
+	TIOCSWINSZ = syscall.TIOCSWINSZ
+)
+
+func ioctlInner(fd, cmd, ptr uintptr) error {
+	_, _, e := syscall.Syscall(syscall.SYS_IOCTL, fd, cmd, ptr)
+	if e != 0 {
+		return e
+	}
+	return nil
+}