c_gdk_gl_config_new_by_mode_for_screen

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
GdkGLConfig* function(GdkScreen* screen, GdkGLConfigMode mode) c_gdk_gl_config_new_by_mode_for_screen;

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