(root@loudmouth)# eix -IUc pdf
[I] app-text/poppler (0.16.7@09/16/2011): PDF rendering library based on the xpdf-3.0 code base
[I] app-text/texlive (2010-r2@09/16/2011): A complete TeX distribution
[I] kde-base/okular (4.6.5(4)@10/16/2011): Okular is an universal document viewer based on KPDF for KDE 4.
[I] media-gfx/gimp (2.6.11-r5(2)@09/16/2011): GNU Image Manipulation Program
[I] media-sound/tuxguitar (1.2[1]@04/27/2010): Multitrack guitar tablature editor and player with multitrack display, autoscroll while playing, various effects, import and export gp3 and gp4 files, and more.
[I] net-analyzer/wireshark (1.4.9@09/17/2011): A network protocol analyzer formerly known as ethereal
[U] x11-libs/fltk (1.1.9-r1(1)@01/29/2011 -> 1.1.10-r2(1) 2.0_pre6970(2){tbz2}): C++ user interface toolkit for X and OpenGL
[1] "proaudio" /var/lib/layman/pro-audio
[2] "java-overlay" /var/lib/layman/java-overlay