char program[1]; /* Unwarranted chumminess with compiler. */
} regexp;
-#define ROPT_ANCH 1
-#define ROPT_SKIP 2
-#define ROPT_IMPLICIT 4
+#define ROPT_ANCH 3
+#define ROPT_ANCH_BOL 1
+#define ROPT_ANCH_GPOS 2
+#define ROPT_SKIP 4
+#define ROPT_IMPLICIT 8