A new bugfix version is out. I suggest you consider updating it in F12. Version 1.3.5 will be useful to packaging qtiplot. Thank you!
Also I recommend you to enable macros GL2PS_HAVE_ZLIB and GL2PS_HAVE_LIBPNG
Finally built for F-12. Will be pushed together with gabedit update.
gabedit-2.2.6-2.fc12,gl2ps-1.3.5-1.fc12 has been submitted as an update for Fedora 12. http://admin.fedoraproject.org/updates/gabedit-2.2.6-2.fc12,gl2ps-1.3.5-1.fc12
gabedit-2.2.6-2.fc12, gl2ps-1.3.5-1.fc12 has been pushed to the Fedora 12 testing repository. If problems still persist, please make note of it in this bug report. If you want to test the update, you can install it with su -c 'yum --enablerepo=updates-testing update gabedit gl2ps'. You can provide feedback for this update here: http://admin.fedoraproject.org/updates/gabedit-2.2.6-2.fc12,gl2ps-1.3.5-1.fc12
gabedit-2.2.6-2.fc12, gl2ps-1.3.5-1.fc12 has been pushed to the Fedora 12 stable repository. If problems still persist, please make note of it in this bug report.