+#include <sys/types.h>
+#include <sys/stat.h>
+
+#ifdef LINUX
+#include <endian.h>
+#if __BYTE_ORDER == __BIG_ENDIAN
+#define WORDS_BIG_ENDIAN 1
+#endif
+#endif
+
+extern const char* g_szIdStr;
+extern bool g_quiet;
+extern bool g_verbose;
+extern bool g_debug;
+
+#define MAX_INPUT_STR 256
+
+void error_msg (const char *msg);
+void info_msg (const char *msg);
+void info_msg_sans_newline (const char *msg);
+
+bool wdq2wav (const char* wdq_fname, const int channel, const char *wav_fname, bool play);