Maintainers for libfontconfig1-dev are Debian freedesktop.org maintainers <pkg-freedesktop-maintainers@lists.alioth.debian.org>.
You may want to refer to the following packages that are part of the same source: fontconfig, fontconfig-config, libfontconfig-dev, libfontconfig-doc, libfontconfig1.
You might like to refer to the libfontconfig1-dev package page, to the Package Tracking System, or to the source package src:fontconfig's bug page.
If you find a bug not listed here, please report it.