-#define SCM_BREAKPOINTS_P scm_debug_opts[1].val
-#define SCM_TRACE_P scm_debug_opts[2].val
-#define SCM_REC_PROCNAMES_P scm_debug_opts[3].val
-#define SCM_BACKWARDS_P scm_debug_opts[4].val
-#define SCM_BACKTRACE_WIDTH scm_debug_opts[5].val
-#define SCM_BACKTRACE_INDENT scm_debug_opts[6].val
-#define SCM_N_FRAMES scm_debug_opts[7].val
-#define SCM_BACKTRACE_MAXDEPTH scm_debug_opts[8].val
-#define SCM_BACKTRACE_DEPTH scm_debug_opts[9].val
-#define SCM_BACKTRACE_P scm_debug_opts[10].val
-#define SCM_DEVAL_P scm_debug_opts[11].val
-#define SCM_STACK_LIMIT scm_debug_opts[12].val
-#define SCM_SHOW_FILE_NAME scm_debug_opts[13].val
-#define SCM_WARN_DEPRECATED scm_debug_opts[14].val
-#define SCM_N_DEBUG_OPTIONS 15
+#define SCM_BACKWARDS_P scm_debug_opts[0].val
+#define SCM_BACKTRACE_WIDTH scm_debug_opts[1].val
+#define SCM_BACKTRACE_DEPTH scm_debug_opts[2].val
+#define SCM_BACKTRACE_P scm_debug_opts[3].val
+#define SCM_STACK_LIMIT scm_debug_opts[4].val
+#define SCM_SHOW_FILE_NAME scm_debug_opts[5].val
+#define SCM_WARN_DEPRECATED scm_debug_opts[6].val
+#define SCM_N_DEBUG_OPTIONS 7