suppress invalid warning on Windows

git-svn-id: https://svn.r-project.org/R/trunk@65833 00db46b3-68df-0310-9c12-caf00c1e9a41
add 16-digit option to deparsing

git-svn-id: https://svn.r-project.org/R/trunk@65835 00db46b3-68df-0310-9c12-caf00c1e9a41
add 16-digit option to deparsing

git-svn-id: https://svn.r-project.org/R/trunk@65836 00db46b3-68df-0310-9c12-caf00c1e9a41
allow %a format for ASCII serialization

git-svn-id: https://svn.r-project.org/R/trunk@65837 00db46b3-68df-0310-9c12-caf00c1e9a41
update

git-svn-id: https://svn.r-project.org/R/trunk@65838 00db46b3-68df-0310-9c12-caf00c1e9a41
comment on Windows woes

git-svn-id: https://svn.r-project.org/R/trunk@65839 00db46b3-68df-0310-9c12-caf00c1e9a41
use trio for C99 sscanf

git-svn-id: https://svn.r-project.org/R/trunk@65840 00db46b3-68df-0310-9c12-caf00c1e9a41
tweak wording

git-svn-id: https://svn.r-project.org/R/trunk@65841 00db46b3-68df-0310-9c12-caf00c1e9a41
check return value of sscanf
more comments on compatibility of deparse formats


git-svn-id: https://svn.r-project.org/R/trunk@65843 00db46b3-68df-0310-9c12-caf00c1e9a41