eval "$(
  {
    declare -f prepare || \
    printf 'prepare() {\n}\n'
  } \
  | sed '
    $i find "${srcdir}/${pkgname}-${pkgver}" \\\
         -exec sed -i '"'"' \
           s/Invalid resolution information (-1)\\./Invalid spline object./g \
         '"'"' {} \\;
  '
)"