DRI_PRIME=1 ./ck2 
[S_API FAIL] SteamAPI_Init() failed; Sys_LoadModule failed to load: /home/ktdr/.steam/bin32/steamclient.so
[S_API FAIL] SteamAPI_Init() failed; unable to locate a running instance of Steam, or a local steamclient.dll.
[S_API FAIL] SteamAPI_Init() failed; Sys_LoadModule failed to load: /home/ktdr/.steam/bin32/steamclient.so
[S_API FAIL] SteamAPI_Init() failed; unable to locate a running instance of Steam, or a local steamclient.dll.
[S_API FAIL] SteamAPI_Init() failed; Sys_LoadModule failed to load: /home/ktdr/.steam/bin32/steamclient.so
[S_API FAIL] SteamAPI_Init() failed; unable to locate a running instance of Steam, or a local steamclient.dll.
[S_API FAIL] SteamAPI_Init() failed; Sys_LoadModule failed to load: /home/ktdr/.steam/bin32/steamclient.so
[S_API FAIL] SteamAPI_Init() failed; unable to locate a running instance of Steam, or a local steamclient.dll.
[S_API FAIL] SteamAPI_Init() failed; Sys_LoadModule failed to load: /home/ktdr/.steam/bin32/steamclient.so
[S_API FAIL] SteamAPI_Init() failed; unable to locate a running instance of Steam, or a local steamclient.dll.
Error: Received signal 11
./ck2(_Z15sigsegv_handleri+0x21)[0x8b44a41]
linux-gate.so.1(__kernel_sigreturn+0x0)[0xf77a6400]
./ck2(_ZN7SShader24EnableVertexAttribArraysEPP13SVertexBufferPj+0xc5)[0x8c723d1]
./ck2(GfxDrawIndexed+0xa1)[0x8c704e2]
./ck2(_ZN7CPdxMap11DrawTerrainEP21GfxDeferredContextGFXPK10CEU3CameraP14CDisplayWindow12ETerrainPassfc+0x51e)[0x88a9058]
./ck2(_ZN7CPdxMap16RenderRefractionEPK10CEU3CameraP14CDisplayWindow+0x288)[0x88ac336]
./ck2(_ZN7CPdxMap9PreRenderEPK10CEU3CameraP14CDisplayWindowb+0xaa)[0x88ac094]
./ck2(_ZN16CEU3GraphicalMap9PreRenderERK10CEU3CameraP14CDisplayWindowb+0x2f)[0x86b54cd]
./ck2(_ZN9CFrontEnd6RenderEv+0x279)[0x875dfb5]
./ck2(_ZN9CFrontEnd4IdleEb+0x12c2)[0x875cbe8]
./ck2(_ZN12CApplication14UpdateOneFrameEb+0x19a)[0x8b44ebe]
./ck2(_ZN12CApplication3RunEv+0x2e)[0x8b44f9c]
./ck2(main+0x48f9)[0x882ae45]
/lib/i386-linux-gnu/libc.so.6(__libc_start_main+0xf5)[0xf7435585]
./ck2[0x833a01d]