3.11 Example: unicat

   /*  excat.c - Sample code for unicat function */ 
   #include <nunicode.h> 
   #include <assert.h> 
   void main(void) 
   { 
      unicode str[10]; 
      punicode ret; 
      unicpy(str, L"Star"); 
      ret = unicat(str, L"fish"); /* Append "fish" onto the end of str */ 
      assert(unicmp(str, L"Starfish") == 0); 
      assert(ret==str); 
   }