Function libnghttp2_sys::nghttp2_hd_deflate_bound

pub unsafe extern "C" fn nghttp2_hd_deflate_bound(
    deflater: *mut nghttp2_hd_deflater, 
    nva: *const nghttp2_nv, 
    nvlen: usize
) -> usize

@function

Returns an upper bound on the compressed size after deflation of |nva| of length |nvlen|.