[sage-support] The dreaded dyld: Symbol not found: __cg_png_create_info_struct

~/bash$sage -- | Sage Version 3.2.1, Release Date: 2008-12-01 | | Type notebook() for the GUI, and license() for information.| -- s

[sage-support] Symbol not found: __cg_png_create_info_struct

I'm running OS X 10.5.5 (G5, 2 GB memory). Just upgraded to sage version 3.2. When running sage version 3.0.6 in the same environment, I can invoke gnuplot: ~/bash$/Users/ww/work/sage-old/sage -- | SAGE Version 3.0.6, Release Dat