Function mupdf_sys::fz_xml_find_down_match

pub unsafe extern "C" fn fz_xml_find_down_match(
    item: *mut fz_xml, 
    tag: *const c_char, 
    att: *const c_char, 
    match_: *const c_char
) -> *mut fz_xml

Search the siblings of XML nodes starting with the first child of item looking for the first with the given tag, and with a matching attribute.

Return NULL if none found.