lib/bond.js
function resolveEnv(path, options, mod) {
  var result = undefined
  if (path) {
    result = (process[PRIVATE_ENV] && process[PRIVATE_ENV][path]) || process.env[path]
  }

  return result
}
function resolveEnv(path, options, mod) {
  var result = undefined
  if (path) {
    result = (process[PRIVATE_ENV] && process[PRIVATE_ENV][path]) || process.env[path]
  }

  return result
}
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@method resolveEnv
@memberof bond
@ignore