Kbkdf.cr.kb.head: def of bend-osdev-crypto@0.1.0.0
Import: import bend-osdev-crypto@0.1.0.0/kbkdf.bend as Kbkdf
Lines 29-34 of bend-osdev-crypto@0.1.0.0/kbkdf.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-crypto@0.1.0.0/kbkdf.bend&start_line=29&end_line=34

import Base

def cr.kb.head(xs: List<&2, U32>) -> U32:
  match xs:
    case Con{h, t}:
      h
    case Nil{}:
      0

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32