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Thread 1 (Thread 6413):
#0  0x0804b6b0 in ?? ()
No symbol table info available.
#1  0x009db5bb in ?? () from /usr/lib/libglut.so.3
No symbol table info available.
#2  0x009deea3 in fgEnumWindows () from /usr/lib/libglut.so.3
No symbol table info available.
#3  0x009dbf80 in glutMainLoopEvent () from /usr/lib/libglut.so.3
No symbol table info available.
#4  0x009dc3dd in glutMainLoop () from /usr/lib/libglut.so.3
No symbol table info available.
#5  0x0804a52c in ?? ()
No symbol table info available.
#6  0x00adab56 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#7  0x080497c1 in ?? ()
No symbol table info available.