--- np2/macosx/sysmng.h	2003/10/17 03:52:24	1.2
+++ np2/macosx/sysmng.h	2003/10/21 11:22:05	1.3
@@ -24,7 +24,7 @@ extern	UINT	sys_updates;
 
 #define	sysmng_initialize()	sys_updates = 0
 #define	sysmng_update(a)	sys_updates |= (a);								\
-							if (a & SYS_UPDATEFDD) sysmng_updatecaption(1)
+							if ((a) & SYS_UPDATEFDD) sysmng_updatecaption(1)
 #define	sysmng_cpureset()	sys_updates	&= (SYS_UPDATECFG | SYS_UPDATEOSCFG)
 
 void sysmng_workclockreset(void);