enfn.Rd"x12env" is used to store the x12path and x13path (and more for the GUI).
x12env
x12path(path=NULL)
<!-- %x13path(path=NULL) -->
putd(x,value)
getd(x, mode="any")
rmd(x)
existd(x, mode="any") if (FALSE) { # \dontrun{
x12path()
x12path("d:/x12/x12a.exe")
x12path()
getd("x12path")
} # }