## from R.sh
R_SHARE_DIR=${R_HOME}/share
R_INCLUDE_DIR=${R_HOME}/include
R_DOC_DIR=${R_HOME}/doc
R_ARCH=

## from Rcmd
R_OSTYPE=windows
TEXINPUTS=.;${TEXINPUTS};${R_SHARE_DIR}/texmf/tex/latex;
BIBINPUTS=.;${BIBINPUTS};${R_SHARE_DIR}/texmf/bibtex/bib;
BSTINPUTS=.;${BSTINPUTS};${R_SHARE_DIR}/texmf/bibtex/bst;

## from etc/Renviron
# R_PLATFORM='i386-pc-mingw32'
R_PAPERSIZE_USER=${R_PAPERSIZE}
R_PAPERSIZE=${R_PAPERSIZE-'a4'}
# for Rd2dpf, reference manual
R_RD4PDF=${R_RD4PDF-'times,inconsolata,hyper'}
## used for options("texi2dvi")
# R_TEXI2DVICMD=${R_TEXI2DVICMD-${TEXI2DVI-'texi2dvi'}}
## used by INSTALL, check, build
R_GZIPCMD=${R_GZIPCMD-'gzip'}
## Default zip/unzip commands
R_UNZIPCMD=${R_UNZIPCMD-'unzip'}
R_ZIPCMD=${R_ZIPCMD-'zip'}
R_BZIPCMD=${R_BZIPCMD-'bzip2'}
## Default browser
# R_BROWSER=${R_BROWSER-'open'}
## Default editor
# EDITOR=${EDITOR-${VISUAL-vi}}
## Default pager
# PAGER=${PAGER-''}
## Default PDF viewer
# R_PDFVIEWER=${R_PDFVIEWER-'open'}
# MAKE=${MAKE-make}
SED=${SED-sed}

# INSTALLER-BUILD:R_RTOOLS42_PATH="${RTOOLS42_HOME:-c:/rtools42}/x86_64-w64-mingw32.static.posix/bin;${RTOOLS42_HOME:-c:/rtools42}/usr/bin"
#   trailing slash to protect against trailing backslash in PATH
# INSTALLER-BUILD:PATH="${R_CUSTOM_TOOLS_PATH:-${R_RTOOLS42_PATH}};${PATH}/"