А выдавать примерно это должен:
[barssc@comp-core-i5-2410m-301b36 ~]$ cd /home/barssc/.local/share/Steam/SteamApps/common/X3\ -\ Reunion/; LD_LIBRARY_PATH=~/Steam/ubuntu12_32:$LD_LIBRARY_PATH optirun ./X3R_config
Found lang.dat with ID 7
../src/X3/s_linux/simd_float.cpp : lgp_get_cpu_flags : 12 : dStub
ERROR: CPUID is not supported, can't detect CPU features
Trying to continue anyway with minimal settings
Video category:
Monitor Idx = 0
Width = 1366
Height = 768
Bits Per Pixel = 32
Vertical Sync = 0
Border Less = 0
Texture Quality = 2
Shader Quality = 2
AA Mode = -1
AF Mode = -1
Gamma = 127
Frame Finish = 0
Hack FPS Replace Text = 0
Lower AQC FrameRate = 10.000000
Upper AQC FrameRate = 25.000000
Memory = 0
Audio category:
Master Volume = 255
SFX Volume = 243
Voice Volume = 219
Music Volume = 29
Input category:
Mouse Grab = 1
Joy Index = 0
Joy 1X Src = 0
Joy 1Y Src = 1
Joy 2X Src = 2
Joy 2Y Src = 3
Joy Rudder Src = 5
Joy Throttle Src = 4
Joy 1X Scale = 1.000000
Joy 1Y Scale = 1.000000
Joy 2X Scale = 1.000000
Joy 2Y Scale = 1.000000
Joy Rudder Scale = 1.000000
Joy Throttle Scale = 1.000000
Joy Button0 Src = 0
Joy Button1 Src = 1
Joy Button2 Src = 2
Joy Button3 Src = 3
Joy Button4 Src = 4
Joy Button5 Src = 5
Joy Button6 Src = 6
Joy Button7 Src = 7
Joy Button8 Src = 8
Joy Button9 Src = 9
Joy Button10 Src = 10
Joy Button11 Src = 11
Joy Button12 Src = 12
Joy Button13 Src = 13
Joy Button14 Src = 14
Joy Button15 Src = 15
Joy Button16 Src = 16
Joy Button17 Src = 17
Joy Button18 Src = 18
Joy Button19 Src = 19
Joy Button20 Src = 20
Joy Button21 Src = 21
Joy Button22 Src = 22
Joy Button23 Src = 23
Joy Button24 Src = 24
Joy Button25 Src = 25
Joy Button26 Src = 26
Joy Button27 Src = 27
Joy Button28 Src = 28
Joy Button29 Src = 29
Other category:
Mod Name = (null)
Capture Folder = screenshots
Profile = default
Player Logo Number = 0
Player Logo Name = (null)
../src/X3/s_linux/ConfigDialog.cpp : Config_Init : 1023 : dPStub: PATCH 2.5::: Missing new variable initialisation
No dump, because DEBUG disabled
SB_LoadLocation() loading story file x3config
Video category:
Monitor Idx = 0
Width = 1366
Height = 768
Bits Per Pixel = 32
Vertical Sync = 0
Border Less = 0
Texture Quality = 2
Shader Quality = 2
AA Mode = -1
AF Mode = -1
Gamma = 127
Frame Finish = 0
Hack FPS Replace Text = 0
Lower AQC FrameRate = 10.000000
Upper AQC FrameRate = 25.000000
Memory = 0
Audio category:
Master Volume = 255
SFX Volume = 243
Voice Volume = 219
Music Volume = 29
Input category:
Mouse Grab = 1
Joy Index = 0
Joy 1X Src = 0
Joy 1Y Src = 1
Joy 2X Src = 2
Joy 2Y Src = 3
Joy Rudder Src = 5
Joy Throttle Src = 4
Joy 1X Scale = 1.000000
Joy 1Y Scale = 1.000000
Joy 2X Scale = 1.000000
Joy 2Y Scale = 1.000000
Joy Rudder Scale = 1.000000
Joy Throttle Scale = 1.000000
Joy Button0 Src = 0
Joy Button1 Src = 1
Joy Button2 Src = 2
Joy Button3 Src = 3
Joy Button4 Src = 4
Joy Button5 Src = 5
Joy Button6 Src = 6
Joy Button7 Src = 7
Joy Button8 Src = 8
Joy Button9 Src = 9
Joy Button10 Src = 10
Joy Button11 Src = 11
Joy Button12 Src = 12
Joy Button13 Src = 13
Joy Button14 Src = 14
Joy Button15 Src = 15
Joy Button16 Src = 16
Joy Button17 Src = 17
Joy Button18 Src = 18
Joy Button19 Src = 19
Joy Button20 Src = 20
Joy Button21 Src = 21
Joy Button22 Src = 22
Joy Button23 Src = 23
Joy Button24 Src = 24
Joy Button25 Src = 25
Joy Button26 Src = 26
Joy Button27 Src = 27
Joy Button28 Src = 28
Joy Button29 Src = 29
Other category:
Mod Name = (null)
Capture Folder = screenshots
Profile = default
Player Logo Number = 0
Player Logo Name = (null)
(X3R_config:6853): Gtk-WARNING **: Загружаемый модуль тем не найден в module_path: «oxygen-gtk»,
и конечно же запускаться :), у меня пока всего лишь одна игрушка не запустилась этим способом, о чем честно написала, видимо со steam связь сильная и надо еще библиотеку какую-то подгрузить