#!/bin/sh echo " There is no \"configure\" script in this distribution of libpng-1.2.20. Instead, please copy the appropriate makefile for your system from the \"scripts\" directory. Read the INSTALL file for more details. Update, July 2004: you can get a \"configure\" based distribution from the libpng distribution sites. Download the file libpng-1.2.20.tar.gz or libpng-1.2.20.tar.bz2 "