MyCSS_PROPERTY_ANIMATION_TIMING_FUNCTION_STEP_START

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
extern (C)
enum MyCSS_PROPERTY_ANIMATION_TIMING_FUNCTION_STEP_START = mycss_property_animation_timing_function.MyCSS_PROPERTY_ANIMATION_TIMING_FUNCTION_STEP_START;

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