Fixed typo in call to va_arg.

src/xpdev/filewrap.c

@@ -168,7 +168,7 @@ int DLLCALL sopen(const char *fn, int access, int share, ...)
 
     if(access&O_CREAT) {
         va_start(ap,share);
-        pmode = va_arg(ap,unsigned int));
+        pmode = va_arg(ap,unsigned int);
         va_end(ap);
     }