• using R version 3.5.3 (2019-03-11)
• using platform: x86_64-w64-mingw32 (64-bit)
• using session charset: ISO8859-1
• checking for file 'gWidgetstcltk/DESCRIPTION' ... OK
• this is package 'gWidgetstcltk' version '0.0-55'
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for hidden files and directories ... OK
• checking for portable file names ... OK
• checking whether package 'gWidgetstcltk' can be installed ... OK
• checking installed package size ... OK
• checking package directory ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking for left-over files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking R files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... OK
• checking whether the package can be loaded with stated dependencies ... OK
• checking whether the package can be unloaded cleanly ... OK
• checking whether the namespace can be loaded with stated dependencies ... OK
• checking whether the namespace can be unloaded cleanly ... OK
• checking loading without being on the library search path ... OK
• checking use of S3 registration ... OK
• checking dependencies in R code ... OK
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... [25s] NOTE
  browseDataAsCSV: no visible global function definition for 'write.csv'
  browseDataAsCSV: no visible global function definition for 'browseURL'
  tcltkDialog: no visible global function definition for 'runif'
  tl_get_column_name: no visible global function definition for 'tail'
  .add,gTexttcltk-guiWidgetsToolkittcltk-character: no visible global
    function definition for 'rnorm'
  .font<-,gTexttcltk-guiWidgetsToolkittcltk: no visible global function
    definition for 'rnorm'
  .font<-,tcltkObject-guiWidgetsToolkittcltk: no visible global function
    definition for 'rnorm'
  .gdf,guiWidgetsToolkittcltk: no visible global function definition for
    'head'
  .visible<-,gGraphicstcltk-guiWidgetsToolkittcltk-ANY: no visible global
    function definition for 'dev.set'
  Undefined global functions or variables:
    browseURL dev.set head rnorm runif tail write.csv
  Consider adding
    importFrom("grDevices", "dev.set")
    importFrom("stats", "rnorm", "runif")
    importFrom("utils", "browseURL", "head", "tail", "write.csv")
  to your NAMESPACE file.
• checking Rd files ... OK
• checking Rd metadata ... OK
• checking Rd cross-references ... OK
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... OK
• checking for unstated dependencies in examples ... OK
• checking examples ... [3s] OK
• checking for unstated dependencies in 'tests' ... OK
• checking tests ... [7s] OK
    Running 'RunTests.R' [6s]
    Running 'runRUnit.R' [1s]
• checking PDF version of manual ... OK
• DONE

Status: 1 NOTE