Initial rework

examples/dynlib/example.cpp

@@ -0,0 +1,12 @@
+#include <iostream>
+#include "print/print.hpp"
+#if __cplusplus >= 202302L
+#  define do_print(x) std::print(x)
+#else // Old C++ version.
+#  define do_print(x) std::cout << x << std::endl
+#endif // Check C++ version.
+
+
+PRINTAPI void print(const char* msg) {
+  do_print(msg);
+}