Function basalt::bindings::harfbuzz::hb_ot_math_get_glyph_variants

pub unsafe extern "C" fn hb_ot_math_get_glyph_variants(
    font: *mut hb_font_t, 
    glyph: hb_codepoint_t, 
    direction: hb_direction_t, 
    start_offset: c_uint, 
    variants_count: *mut c_uint, 
    variants: *mut hb_ot_math_glyph_variant_t
) -> c_uint