updated for version 7.3.925
Problem:    Typos in source files.
Solution:   Fix the typos. (Ken Takata)
diff --git a/src/if_perl.xs b/src/if_perl.xs
index f934329..9ac9907 100644
--- a/src/if_perl.xs
+++ b/src/if_perl.xs
@@ -657,7 +657,7 @@
 
 /*
  * perl_win_free
- *	Remove all refences to the window to be destroyed
+ *	Remove all references to the window to be destroyed
  */
     void
 perl_win_free(wp)