This example translates a dead key and a Unicode character to a composite character.

#include <stdio.h>
#include <unikbd.h>

int main(void) {

   KHAND      kbdhandle;
   KBDNAME   *kbd_name;
   ULONG      mode     = 0;
   VDKEY      invdk;
   VDKEY      outvdk;
   UniChar    inchar;
   UniChar    outchar;
   APIRET     rc;

   /***************************************************/
   /* Create a keyboard handle for US keyboard layout */
   /***************************************************/

   kbd_name = (UniChar*)L"us";

   rc = UniCreateKeyboard( &kbdhandle, kbd_name, mode );

   if ( rc != ULS_SUCCESS ) {
      printf("UniCreateKeyboard error: return code = %u\n", rc );
      return 1;
   }

   /**************************************************************************/
   /* Translate following dead key and unicode to composite character tilde A*/
   /**************************************************************************/
   invdk  = DK_TILDE;
   inchar = 0x0041;

   rc = UniTranslateDeadkey( kbdhandle, invdk, inchar, &outchar, &outvdk );

   if ( rc != ULS_SUCCESS ) {
      printf("UniTranslateDeadkey error: return code = %u\n", rc );
      return 1;
   }

   return ULS_SUCCESS;
}