+#ifndef ARRAYLEN
+# define ARRAYLEN(x) (sizeof(x)/sizeof((x)[0]))
+#endif
+
+#if defined(__linux__) || (__APPLE__)
+# define _BLUE_(s) "\x1b[34m" #s "\x1b[0m "
+#else
+# define _BLUE_(s) #s " "
+#endif
+
+#if defined(__linux__) || (__APPLE__)
+# define _RED_(s) "\x1b[31m" #s "\x1b[0m "
+#else
+# define _RED_(s) #s " "
+#endif
+
+#if defined(__linux__) || (__APPLE__)
+# define _GREEN_(s) "\x1b[32m" #s "\x1b[0m "
+#else
+# define _GREEN_(s) #s " "
+#endif
+
+#if defined(__linux__) || (__APPLE__)
+# define _YELLOW_(s) "\x1b[33m" #s "\x1b[0m "
+#else
+# define _YELLOW_(s) #s " "
+#endif
+
+#if defined(__linux__) || (__APPLE__)
+# define _MAGENTA_(s) "\x1b[35m" #s "\x1b[0m "
+#else
+# define _MAGENTA_(s) #s " "
+#endif
+
+#if defined(__linux__) || (__APPLE__)
+# define _CYAN_(s) "\x1b[36m" #s "\x1b[0m "
+#else
+# define _CYAN_(s) #s " "
+#endif
+