The old comments got swallowed I think, switching to the message board.
If anyone else is having game startup issues, feel free to keep asking. Or jump in to Discord. Someone will be happy to help.
abort: main.cc:655 main()
GLEW setup is failing with this error: "Unknown error".
Ensure your graphics driver is up to date with support for OpenGL 4.4.
I have those SDL2 related packages installed on Fedora:
SDL2-devel-2.24.0-1.fc35.i686 SDL2-static-2.24.0-1.fc35.i686 SDL2_gfx-1.0.4-6.fc35.i686 SDL2_gfx-1.0.4-6.fc35.x86_64 SDL2_gfx-devel-1.0.4-6.fc35.i686 SDL2_gfx-docs-1.0.4-6.fc35.noarch
SDL2_image-devel-2.0.5-7.fc35.x86_64 SDL2_mixer-2.0.4-9.fc35.x86_64 SDL2_mixer-devel-2.0.4-9.fc35.x86_64 SDL2_net-2.0.1-14.fc35.i686 SDL2_net-devel-2.0.1-14.fc35.i686 SDL2_ttf-2.0.15-8.fc35.i686
SDL2_ttf-devel-2.0.15-8.fc35.i686 cmake-filesystem-3.22.2-1.fc35.i686 libX11-devel-1.7.3.1-1.fc35.i686 libX11-devel-1.7.3.1-1.fc35.x86_64 libXau-devel-1.0.9-7.fc35.x86_64 libglvnd-core-devel-1:1.3.4-2.fc35.i686
libglvnd-core-devel-1:1.3.4-2.fc35.x86_64 libglvnd-devel-1:1.3.4-2.fc35.i686 libglvnd-devel-1:1.3.4-2.fc35.x86_64 libglvnd-gles-1:1.3.4-2.fc35.i686 libglvnd-opengl-1:1.3.4-2.fc35.i686 libxcb-devel-1.13.1-8.fc35.x86_64
mesa-libEGL-devel-21.3.9-1.fc35.i686 mesa-libEGL-devel-21.3.9-1.fc35.x86_64 xorg-x11-proto-devel-2021.5-1.fc35.noarch
This about my glxinfo:
glxinfo | grep version
server glx version string: 1.4
client glx version string: 1.4
GLX version: 1.4
Max core profile version: 4.6
Max compat profile version: 4.6
Max GLES1 profile version: 1.1
Max GLES[23] profile version: 3.2
OpenGL core profile version string: 4.6 (Core Profile) Mesa 21.3.8
OpenGL core profile shading language version string: 4.60
OpenGL version string: 4.6 (Compatibility Profile) Mesa 21.3.8
OpenGL shading language version string: 4.60
OpenGL ES profile version string: OpenGL ES 3.2 Mesa 21.3.8
OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.20
GL_EXT_shader_implicit_conversions, GL_EXT_shader_integer_mix,
Windows version works though.