/lib/i386-linux-gnu/libpng12.so.0
/lib/i386-linux-gnu/libpng12.so.0.46.0
/usr/share/doc/libpng12-0
/usr/share/doc/libpng12-0/ANNOUNCE
/usr/share/doc/libpng12-0/KNOWNBUG
/usr/share/doc/libpng12-0/README.Debian
/usr/share/doc/libpng12-0/README.gz
/usr/share/doc/libpng12-0/TODO
/usr/share/doc/libpng12-0/changelog.Debian.gz
/usr/share/doc/libpng12-0/copyright
/usr/share/doc/libpng12-0/libpng-1.2.46.txt.gz
/usr/share/doc-base/libpng12
/var/lib/doc-base/documents/libpng12
/var/lib/dpkg/info/libpng12-0:i386.list
/var/lib/dpkg/info/libpng12-0:i386.md5sums
/var/lib/dpkg/info/libpng12-0:i386.postinst
/var/lib/dpkg/info/libpng12-0:i386.postrm
/var/lib/dpkg/info/libpng12-0:i386.shlibs
第二步：建立链接#ln -s /lib/i386-linux-gnu/libpng12.so.0 /lib/i386-linux-gnu/libpng.so
第三步：修改Makefile文件，#gedit Makefile(或者 #vi Makefile),在LIBS后面添加-L/lib/i386-linux-gnu -lpng这两项
重新make后，成功！