#0  0x00007faca91fdbcd in glXGetFBConfigs () from /usr/lib/libGL.so.1
#1  0x00007faca91feaaa in glXChooseFBConfigSGIX () from /usr/lib/libGL.so.1
#2  0x0000000000402bbd in ?? ()
#3  0x0000000000402efb in ?? ()
#4  0x00007faca8c025a6 in __libc_start_main () from /lib/libc.so.6
#5  0x00000000004013b9 in ?? ()
#6  0x00007fffb1678778 in ?? ()
#7  0x000000000000001c in ?? ()
#8  0x0000000000000001 in ?? ()
#9  0x00007fffb16793ef in ?? ()
#10 0x0000000000000000 in ?? ()