hsc3-0.18: Help/UGen/numBuffers.help.lhs
> import Sound.SC3 {- hsc3 -}
the number of audio buffers available at the server (by default 1024)
> g_01 = poll (impulse KR 1 0) numBuffers 0 (label "numBuffers")
> g_02 = let f = 110 + numBuffers in sinOsc AR f 0 * 0.1