calc.Rsq : write.lm: no visible global function definition for ‘combn’
calc.Rsq: no visible global function definition for ‘anova’
calc.Rsq: no visible global function definition for ‘lm’
calc.Rsq: no visible global function definition for ‘as.formula’
define.peak: no visible global function definition for ‘png’
define.peak: no visible global function definition for ‘abline’
define.peak: no visible global function definition for ‘dev.off’
genoplot: no visible global function definition for ‘png’
genoplot: no visible global function definition for ‘par’
genoplot: no visible global function definition for ‘hist’
genoplot: no visible global function definition for ‘axis’
genoplot: no visible global function definition for ‘abline’
genoplot: no visible global function definition for ‘box’
genoplot: no visible global function definition for ‘dev.off’
genoplot : gqplot: no visible global function definition for ‘png’
genoplot : gqplot: no visible global function definition for ‘axis’
genoplot : gqplot: no visible global function definition for ‘abline’
genoplot : gqplot: no visible global function definition for ‘box’
genoplot : gqplot: no visible global function definition for ‘dev.off’
genoplot : gqplot: no visible global function definition for ‘matplot’
genoplot: no visible global function definition for ‘rainbow’
peaksummary: no visible global function definition for ‘pie’
peaksummary: no visible global function definition for ‘barplot’
peaksummary: no visible global function definition for ‘median’
peaksummary: no visible global function definition for ‘var’
peaksummary: no visible global function definition for ‘boxplot’
peaksummary: no visible binding for global variable ‘median’
peaksummary: no visible binding for global variable ‘var’
peaksummary: no visible global function definition for ‘hist’
plotRsq: no visible global function definition for ‘hist’
Undefined global functions or variables:
  abline anova as.formula axis barplot box boxplot combn dev.off hist
  lm matplot median par pie png rainbow var
Consider adding
  importFrom("grDevices", "dev.off", "png", "rainbow")
  importFrom("graphics", "abline", "axis", "barplot", "box", "boxplot",
             "hist", "matplot", "par", "pie")
  importFrom("stats", "anova", "as.formula", "lm", "median", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.