\header {
  texidoc = "
Unicode symbols for sharp and flat can be used in note names.
[WIP: for C only, only in nederlands.ly]
"
}

\version "2.11.65"

{
c♭♭ c♭ c c♯ c♯♯
}

%{
flat: ♭ 266d
sharp: ♯ 266f

double sharp:  1d12a
double flat: 𝄫 1d12b
flat^: 𝄬 1d12c
flatv: 𝄭 1d12d
neutral^: 𝄮 1d12e
neutralv: 𝄯 1d12f
sharp^: 𝄰 1d130
sharpv: 𝄱 1d131
sharp4: 𝄲 1d132
flat4: 𝄳 1d133
%}