--- _timeval.h~	2010-05-26 20:21:09.000000000 +0300
+++ _timeval.h	2011-09-21 09:48:42.000000000 +0300
@@ -16,7 +16,7 @@ struct timeval
 #define timerisset(tvp)		((tvp)->tv_sec || (tvp)->tv_usec)
 #define timercmp(tvp,uvp,cmp)					\
 		((tvp)->tv_sec cmp (uvp)->tv_sec ||		\
-		 (tvp)->tv_sec == (uvp)->tv_sec && (tvp)->tv_usec cmp (uvp)->tv_usec)
+		 ((tvp)->tv_sec == (uvp)->tv_sec && (tvp)->tv_usec cmp (uvp)->tv_usec))
 #define timerclear(tvp)		(tvp)->tv_sec = (tvp)->tv_usec = 0
 
 #endif /* _TIMEVAL_DEFINED */