Created macro: JSVAL_NULL_OR_VOID().

src/sbbs3/sbbsdefs.h

@@ -82,6 +82,7 @@ typedef struct {
 	BOOL*	terminated;
 } js_branch_t;
 
+#define JSVAL_NULL_OR_VOID(val)		(JSVAL_IS_NULL(val) || JSVAL_IS_VOID(val))
 
 #ifndef __FLAT__
 #define __FLAT__	/* 32-bit "flat" memory model */