/* #define SDCDB_DEBUG */
+#ifdef SDCDB_DEBUG
+// set D_x to 0 to turn off, 1 to turn on.
+#define D_break 1
+#define D_simi 1
+#define D_sdcdb 1
+#define D_symtab 1
+
+#define Dprintf(f, fs) {if (f) printf fs ; }
+#else
+#define Dprintf(f, fs) { }
+#endif
+
#include <stdio.h>
#include <stdlib.h>
#include <string.h>