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-rw-r--r--bits/signum.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/bits/signum.h b/bits/signum.h
index 2f6a124c97..cfbc7ac8bb 100644
--- a/bits/signum.h
+++ b/bits/signum.h
@@ -24,7 +24,7 @@
 #define	SIG_DFL	 ((__sighandler_t)  0)	/* Default action.  */
 #define	SIG_IGN	 ((__sighandler_t)  1)	/* Ignore signal.  */
 
-#ifdef __USE_UNIX98
+#ifdef __USE_XOPEN
 # define SIG_HOLD ((__sighandler_t)  2)	/* Add signal to hold mask.  */
 #endif