may i know what this error means during configuration?

[rei]

./configure --with-mysql --with-gd --with-zlib --with-apx2=/usr/local/apa
che2/bin/apxs --enable-mbstring --enable-mbregex

............
configure: error: libpng.(a|so) not found.
$

[PunkSktBrdr01]

The error means the the files libpng.a and libpng.so weren't found. Try adding --with-png-dir=DIR. :)