search for: 2frboolean

...it conflicts with the headers in IJG?s jpeg-9 (but not earlier versions). It would also be nice if this mistake could be caught by the compiler, but that's another issue. Michael Chirico [1] https://github.com/Rdatatable/data.table/pull/6782/files [2] https://github.com/search?q=org%3Acran+%2FRboolean.*%5CbLOGICAL%2F&type=code [3] https://github.com/search?q=org%3Acran+%2FLOGICAL.*sizeof%5B%28%5DRboolean%2F&type=code [4] https://cran.r-project.org/doc/manuals/r-devel/R-exts.html#Mathematical-constants