var (
	// unused variables (in this implementation)
	// modified during test to exercise code paths in the cgo implementation.
	userBuffer  = 0
	groupBuffer = 0
)

func current() (*User, error) {
	uid := currentUID()
	// $USER and /etc/passwd may disagree; prefer the latter if we can get it.
	// See issue 27524 for more information.
	u, err := lookupUserId(uid)
	if err == nil {
		return u, nil
	}