autosearch: no visible global function definition for 'plot'
drawnetwork: no visible global function definition for 'par'
drawnetwork: no visible global function definition for 'plot'
drawnetwork: no visible global function definition for 'points'
drawnetwork: no visible global function definition for 'text'
drawnetwork: no visible global function definition for 'symbols'
drawnetwork: no visible global function definition for 'identify'
drawnetwork: no visible global function definition for 'locator'
fullsimprob: no visible global function definition for 'rgamma'
genpicfile: no visible global function definition for 'pictex'
genpicfile: no visible global function definition for 'plot'
genpicfile: no visible global function definition for 'dev.off'
heuristic: no visible global function definition for 'plot'
heuristic: no visible global function definition for 'title'
inspectprob: no visible global function definition for 'par'
inspectprob: no visible global function definition for 'plot'
inspectprob: no visible global function definition for 'title'
inspectprob: no visible global function definition for 'points'
inspectprob: no visible global function definition for 'text'
inspectprob: no visible global function definition for 'symbols'
inspectprob: no visible global function definition for 'identify'
perturb: no visible global function definition for 'runif'
plot.network: no visible global function definition for 'plot'
plot.network: no visible global function definition for 'text'
plot.network: no visible global function definition for 'arrows'
plot.networkfamily: no visible global function definition for 'par'
plot.networkfamily: no visible global function definition for 'plot'
plot.node: no visible global function definition for 'points'
plot.node: no visible global function definition for 'text'
post: no visible global function definition for 'mahalanobis'
post0: no visible global function definition for 'mahalanobis'
prob.node: no visible global function definition for 'lsfit'
prob.node: no visible global function definition for 'coef'
prob.node: no visible global function definition for 'resid'
prob.node: no visible global function definition for 'var'
rnetwork : mymultinomial: no visible global function definition for
  'runif'
rnetwork: no visible global function definition for 'rnorm'
rnetwork: no visible global function definition for 'write.table'
Undefined global functions or variables:
  arrows coef dev.off identify locator lsfit mahalanobis par pictex
  plot points resid rgamma rnorm runif symbols text title var
  write.table
Consider adding
  importFrom("grDevices", "dev.off", "pictex")
  importFrom("graphics", "arrows", "identify", "locator", "par", "plot",
             "points", "symbols", "text", "title")
  importFrom("stats", "coef", "lsfit", "mahalanobis", "resid", "rgamma",
             "rnorm", "runif", "var")
  importFrom("utils", "write.table")
to your NAMESPACE file.