/// json_object_string
unsafe extern "C" fn json_object_string_to_json_string(
    mut jso: *mut json_object,
    mut pb: *mut printbuf,
    mut level: ::core::ffi::c_int,
    mut flags: ::core::ffi::c_int,
) -> ::core::ffi::c_int {
    printbuf_memappend(
        pb as *mut printbuf,
        b"\"\0" as *const u8 as *const ::core::ffi::c_char,
        (::core::mem::size_of::<[::core::ffi::c_char; 2]>() as usize).wrapping_sub(1 as usize)
            as ::core::ffi::c_int,
    );
    json_escape_str(pb, get_string_component(jso), (*jso).o.c_string.len, flags);
    printbuf_memappend(
        pb as *mut printbuf,
        b"\"\0" as *const u8 as *const ::core::ffi::c_char,
        (::core::mem::size_of::<[::core::ffi::c_char; 2]>() as usize).wrapping_sub(1 as usize)
            as ::core::ffi::c_int,
    );
    return 0 as ::core::ffi::c_int;
}