This reduces the chances of incompatibility between gcc and vs.
99% is "const char *" literals.
1 case of a goto jumping over a variable declaration (but it is not needed).
And fix two general issues:
- confusing behavior when entering the builtin (mini) assembler mode,
- and also fixes the "cl" (clear flag) command - which was documented, but did not work at all (due to an "interesting" command/syntax conflict...).