Use genwrap msclock() instead of (broken) clock()

Increase line delay from 1/18th to 1/10th of a second...

src/odoors/ex_ski.c

@@ -361,7 +361,7 @@ void PlayGame(void)
    /* Loop until game is over */
    for(;;)
    {
-      StartClock = clock();
+      StartClock = msclock();
 
       /* Display current line */
       if(od_control.user_ansi || od_control.user_avatar)
@@ -504,9 +504,9 @@ void PlayGame(void)
          return;
       }
 
-      /* Delay for about 1/18th of a second, to add a constant delay after */
+      /* Delay for about 1/10th of a second, to add a constant delay after */
       /* each line is displayed that does not depend on the connect speed. */
-      while(clock() < StartClock + (((clock_t)CLOCKS_PER_SEC) / 18))
+      while(msclock() < StartClock + (((clock_t)MSCLOCKS_PER_SEC) / 10))
          od_sleep(0);
 
       /* Increase score */