Function harfbuzz_sys::hb_font_get_glyph

pub unsafe extern "C" fn hb_font_get_glyph(
    font: *mut hb_font_t, 
    unicode: hb_codepoint_t, 
    variation_selector: hb_codepoint_t, 
    glyph: *mut hb_codepoint_t
) -> hb_bool_t