Package BRugs build failure report

Build errors
ERROR: configuration failed for package 'BRugs'
Build output
* checking for file 'BRugs/DESCRIPTION' ... OK
* preparing 'BRugs':
* checking DESCRIPTION meta-information ... OK
* removing junk files
* checking for LF line-endings in source files
* checking for empty directories
* building binary distribution
* Installing *source* package 'BRugs' ...
Package 'BRugs' currently only works under Windows.\nIt is supposed to work under Linux in future releases.
** Removing '/private/tmp/Rinst.23261/BRugs'
ERROR
* installation failed