freerock@frg:~$ nm -D /usr/lib/python2.4/site-packages/cairo/_cairo.so |grep cairo_pdf_surface_create
         U cairo_pdf_surface_create
freerock@frg:~$ nm -D /usr/lib/libcairo.so.2.2.4 |grep cairo_pdf_surface_create
000219b0 T cairo_pdf_surface_create
00021940 T cairo_pdf_surface_create_for_stream
freerock@frg:~$