# Pastebin bIsBkqfR
$ sudo port build
Warning: xcodebuild exists but failed to execute
Warning: Xcode does not appear to be installed; most ports will likely fail to build.
--->  Computing dependencies for pitivi
The following dependencies will be installed: 
 py-cairo
 py27-cairo
Continue? [Y/n]: 
[...]

$ pkg-config --list-all| grep cairo
cairo-xcb                           cairo-xcb - XCB surface backend for cairo graphics library
cairo-gobject                       cairo-gobject - gobject functions for cairo graphics library
cairo-ps                            cairo-ps - PostScript surface backend for cairo graphics library
cairo-quartz-font                   cairo-quartz-font - Quartz font backend for cairo graphics library
cairo-xlib-xcb                      cairo-xlib-xcb - Xlib/XCB functions for cairo graphics library
cairo-xml                           cairo-xml - xml surface backend for cairo graphics library
cairo-pdf                           cairo-pdf - PDF surface backend for cairo graphics library
pangocairo                          Pango Cairo - Cairo rendering support for Pango
cairo-xlib                          cairo-xlib - Xlib surface backend for cairo graphics library
cairo-quartz-image                  cairo-quartz-image - Quartz Image surface backend for cairo graphics library
cairo-fc                            cairo-fc - Fontconfig font backend for cairo graphics library
cairo                               cairo - Multi-platform 2D graphics library
cairo-xlib-xrender                  cairo-xlib-xrender - Xlib Xrender surface backend for cairo graphics library
cairo-ft                            cairo-ft - FreeType font backend for cairo graphics library
cairo-png                           cairo-png - PNG functions for cairo graphics library
cairo-svg                           cairo-svg - SVG surface backend for cairo graphics library
cairo-quartz                        cairo-quartz - Quartz surface backend for cairo graphics library
cairo-script                        cairo-script - script surface backend for cairo graphics library
cairo-tee                           cairo-tee - tee surface backend for cairo graphics library
... NO py3cairo

$ find /opt/pitivi | grep \\.pc$ | grep -i cairo 
/opt/pitivi/lib/pkgconfig/cairo-fc.pc
/opt/pitivi/lib/pkgconfig/cairo-ft.pc
/opt/pitivi/lib/pkgconfig/cairo-gobject.pc
/opt/pitivi/lib/pkgconfig/cairo-pdf.pc
/opt/pitivi/lib/pkgconfig/cairo-png.pc
/opt/pitivi/lib/pkgconfig/cairo-ps.pc
/opt/pitivi/lib/pkgconfig/cairo-quartz-font.pc
/opt/pitivi/lib/pkgconfig/cairo-quartz-image.pc
/opt/pitivi/lib/pkgconfig/cairo-quartz.pc
/opt/pitivi/lib/pkgconfig/cairo-script.pc
/opt/pitivi/lib/pkgconfig/cairo-svg.pc
/opt/pitivi/lib/pkgconfig/cairo-tee.pc
/opt/pitivi/lib/pkgconfig/cairo-xcb.pc
/opt/pitivi/lib/pkgconfig/cairo-xlib-xcb.pc
/opt/pitivi/lib/pkgconfig/cairo-xlib-xrender.pc
/opt/pitivi/lib/pkgconfig/cairo-xlib.pc
/opt/pitivi/lib/pkgconfig/cairo-xml.pc
/opt/pitivi/lib/pkgconfig/cairo.pc
/opt/pitivi/lib/pkgconfig/pangocairo.pc
/opt/pitivi/Library/Frameworks/Python.framework/Versions/2.7/lib/pkgconfig/pycairo.pc