func (l *Load) Has(sym string) bool {
	_, ok := l.symbols[sym]
	return ok
}
func (l *Load) Has(sym string) bool {
	_, ok := l.symbols[sym]
	return ok
}
func ( l * Load ) Has ( sym string ) bool { _ , ok := l . symbols [ sym ] return ok }
// Has returns true if sym is loaded by this statement.
Has returns true if sym is loaded by this statement .