Function mupdf_sys::pdf_load_to_unicode

pub unsafe extern "C" fn pdf_load_to_unicode(
    ctx: *mut fz_context, 
    doc: *mut pdf_document, 
    font: *mut pdf_font_desc, 
    strings: *mut *const c_char, 
    collection: *mut c_char, 
    cmapstm: *mut pdf_obj
)