FixDes: no visible global function definition for 'qnorm'
OptimDes: no visible global function definition for 'optimize'
OptimDes: no visible global function definition for 'flush.console'
OptimDes: no visible global function definition for 'qlogis'
OptimDes: no visible global function definition for 'optim'
OptimDes: no visible global function definition for 'plogis'
SimDes: no visible global function definition for 'qnorm'
SimDes: no visible global function definition for 'pweibull'
SimDes: no visible global function definition for 'qbinom'
SimDes: no visible global function definition for 'pbinom'
SimDes: no visible global function definition for 'runif'
SimDes: no visible global function definition for 'uniroot'
SimDes: no visible global function definition for 'rbinom'
SimDes: no visible global function definition for 'rweibull'
SimDes: no visible global function definition for 'fisher.test'
f.Des: no visible global function definition for 'uniroot'
f.Des: no visible global function definition for 'qnorm'
f.Des: no visible global function definition for 'pnorm'
f.DesWrap: no visible global function definition for 'plogis'
np.OptimDes: no visible global function definition for 'optimize'
np.OptimDes: no visible global function definition for 'qlogis'
np.OptimDes: no visible global function definition for 'optim'
np.OptimDes: no visible global function definition for 'plogis'
plot.OptimDes: no visible global function definition for 'pnorm'
powC1: no visible global function definition for 'pnorm'
powC2: no visible global function definition for 'pnorm'
powC2L: no visible global function definition for 'pnorm'
print.OptimDes: no visible global function definition for 'pnorm'
sig2: no visible global function definition for 'integrate'
single.exact: no visible global function definition for 'qbinom'
single.exact: no visible global function definition for 'pbinom'
spfun: no visible global function definition for 'pnorm'
spfun: no visible global function definition for 'qnorm'
Undefined global functions or variables:
  fisher.test flush.console integrate optim optimize pbinom plogis
  pnorm pweibull qbinom qlogis qnorm rbinom runif rweibull uniroot
Consider adding
  importFrom("stats", "fisher.test", "integrate", "optim", "optimize",
             "pbinom", "plogis", "pnorm", "pweibull", "qbinom", "qlogis",
             "qnorm", "rbinom", "runif", "rweibull", "uniroot")
  importFrom("utils", "flush.console")
to your NAMESPACE file.