#0  0xb6d2fc6c in ubuntulooks_draw_arrow ()
   from /usr/lib/gtk-2.0/2.10.0/engines/libubuntulooks.so
#1  0xb7b1d611 in ?? () from /usr/lib/libgdk-x11-2.0.so.0
#2  0xbfbc14c8 in ?? ()
#3  0x08081070 in ?? ()
#4  0x00000000 in ?? ()