batch.pdf.onepar: no visible global function definition for 'runif'
batch.pdf.onepar: no visible global function definition for 'pdf'
batch.pdf.onepar: no visible global function definition for 'par'
batch.pdf.onepar: no visible global function definition for 'dev.off'
batch.pdf.pairpar: no visible global function definition for 'runif'
batch.pdf.pairpar: no visible global function definition for 'pdf'
batch.pdf.pairpar: no visible global function definition for 'par'
batch.pdf.pairpar: no visible global function definition for 'dev.off'
fast.flexsim: no visible global function definition for 'write.table'
filename.check: no visible global function definition for 'runif'
flex.dispersal: no visible global function definition for 'rnorm'
flexsim: no visible global function definition for 'write.table'
make.heatmap: no visible global function definition for 'axis'
make.heatmap: no visible global function definition for 'mtext'
make.heatmap: no visible global function definition for 'rect'
make.heatmap: no visible global function definition for 'gray'
make.parcomb: no visible global function definition for 'write.table'
plot_n2n: no visible global function definition for 'runif'
plot_n2n: no visible global function definition for 'pdf'
plot_n2n: no visible global function definition for 'par'
plot_n2n: no visible global function definition for 'barplot'
plot_n2n: no visible global function definition for 'text'
plot_n2n: no visible global function definition for 'axis'
plot_n2n: no visible global function definition for 'mtext'
plot_n2n: no visible global function definition for 'dev.off'
read.data: no visible global function definition for 'read.table'
read.data: no visible global function definition for 'count.fields'
read.patchdata: no visible global function definition for
  'count.fields'
sim.coarse: no visible global function definition for 'write.table'
sta.mpaircomparison: no visible global function definition for 'var'
sta.paircomparison: no visible global function definition for 'var'
Undefined global functions or variables:
  axis barplot count.fields dev.off gray mtext par pdf read.table rect
  rnorm runif text var write.table
Consider adding
  importFrom("grDevices", "dev.off", "gray", "pdf")
  importFrom("graphics", "axis", "barplot", "mtext", "par", "rect",
             "text")
  importFrom("stats", "rnorm", "runif", "var")
  importFrom("utils", "count.fields", "read.table", "write.table")
to your NAMESPACE file.