bash-2.05# ldd -r Prima.so
...
libXrender.so.1 => /usr/sfw/lib/libXrender.so.1
...
symbol not found: XRenderFindDisplay (./Prima.so)
symbol not found: XRenderFindStandardFormat (/usr/local/lib/libXft.so.2)
symbol not found: XRenderQuerySubpixelOrder (/usr/local/lib/libXft.so.2)
symbol not found: XRenderQuerySubpixelOrder (/usr/local/lib/libgdk-x11-2.0.so.0)
symbol not found: FT_GlyphSlot_Embolden (/usr/local/lib/libcairo.so.2)
symbol not found: png_set_expand_gray_1_2_4_to_8 (/usr/local/lib/libcairo.so.2)
symbol not found: XRenderFindStandardFormat (/usr/local/lib/libcairo.so.2)
symbol not found: XRenderSetPictureFilter (/usr/local/lib/libcairo.so.2)
symbol not found: XRenderSetPictureTransform (/usr/local/lib/libcairo.so.2)
symbol not found: XRenderCompositeTrapezoids (/usr/local/lib/libcairo.so.2)
symbol not found: XRenderQuerySubpixelOrder (/usr/local/lib/libcairo.so.2)

##</code><code>##

$ nm /usr/sfw/lib/libXrender.so | grep XRenderFindDisplay
[27]    |      2940|      84|FUNC |LOCL |0    |10     |XRenderFindDisplay