zeroany [trunk only]

Avoid function call when clearing 'anything' union.

src/decl.c

@@ -194,6 +194,8 @@ NEARDATA struct obj *billobjs = (struct obj *)0;
 
 /* used to zero all elements of a struct obj */
 NEARDATA struct obj zeroobj = DUMMY;
+/* used to zero out union any*/
+NEARDATA anything zeroany = DUMMY;
 
 /* originally from dog.c */
 NEARDATA char dogname[PL_PSIZ] = DUMMY;