listener: new *-1, *-2 ... *-20 macros.

* arith.h (minus_s): Declared.

* eval.c (reg_symacro): Changing to external linkage.

* eval.h (macro_time_s, reg_symacro): Declared.

* parser.c (repl): Bind the *-1 to *-20 symbol macros.

* txr.1: Documented.

1 files changed, 1 insertions, 1 deletions

diff --git a/arith.h b/arith.h
index 177b2417..2ae2bcf2 100644
--- a/arith.h
+++ b/arith.h
@@ -25,7 +25,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-extern val mod_s, bit_s;
+extern val mod_s, bit_s, minus_s;
 val make_bignum(void);
 val bignum(cnum cn);
 val bignum_from_long(long l);