Oh, let's take volatile out of the CVS trunk for now.

src/specks.h

@@ -248,10 +248,10 @@ typedef int (*SpecksPickFunc)( struct stuff *, GLuint *hit, struct specklist *,
 
 struct stuff {
 	/* owned by display thread: */
-  struct specklist * volatile sl;	/* Current display = anima[curdata][curtime] */
+  struct specklist *sl;	/* Current display = anima[curdata][curtime] */
 
 	/* shared with possible reader threads: */
-  struct specklist * volatile * anima[MAXFILES];	/* anima[ndata][ntimes]: All data.  Shared with reader threads. */
+  struct specklist **anima[MAXFILES];	/* anima[ndata][ntimes]: All data.  Shared with reader threads. */
 
 	/* rest owned by display thread. */
   char dataname[MAXFILES][12];