smart-word ansi .6.2.0855
<CORE>
in compiling mode place the following string in the current
word and return the address of the counted string on execution.
(in exec-mode use a POCKET and leave the bstring-address of it),
see S" string" and the non-portable " string"
reference: p4_c_quote in ../src/core.c:2133, export CS C"