1 files changed, 4 insertions, 1 deletions
diff --git a/bas.h b/bas.h
index 3a24c38..4374543 100644
--- a/bas.h
+++ b/bas.h
@@ -92,8 +92,10 @@
 #define CMD_ILET      0x36 /* implied LET */
 #define CMD_ERROR     0x37
 
-/* operators. 0x00-0x0d and 0x0a-0x11 are not used.
+/* operators. 0x00-0x0d and 0x0a-0x11 are not used in Atari BASIC;
+   0x0d is used (in the same way) in both Turbo BASIC and BXL/BXE.
    0x3d-0x54 are functions. */
+#define OP_HEXCONST     0x0d
 #define OP_NUMCONST     0x0e
 #define OP_STRCONST     0x0f
 #define OP_COMMA        0x12
@@ -200,6 +202,7 @@ extern FILE *output_file;
 extern char *output_filename;
 
 extern int verbose;
+extern int allow_hex_const;
 
 extern void set_self(const char *argv0);
 extern void die(const char *msg);