1 files changed, 1 insertions, 1 deletions
diff --git a/src/data.c b/src/data.c
index 88ed31a14bb..96a713daf98 100644
--- a/src/data.c
+++ b/src/data.c
@@ -2714,7 +2714,7 @@ SIGTYPE
 arith_error (signo)
     int signo;
 {
-#ifdef USG
+#if defined(USG) && !defined(POSIX_SIGNALS)
  /* USG systems forget handlers when they are used;
     must reestablish each time */
  signal (signo, arith_error);

diff --git a/src/data.c b/src/data.c index 88ed31a14bb..96a713daf98 100644 --- a/src/data.c +++ b/src/data.c
@@ -2714,7 +2714,7 @@ SIGTYPE
2714	arith_error (signo)	2714	arith_error (signo)
2715	int signo;	2715	int signo;
2716	{	2716	{
2717	#ifdef USG	2717	#if defined(USG) && !defined(POSIX_SIGNALS)
2718	/* USG systems forget handlers when they are used;	2718	/* USG systems forget handlers when they are used;
2719	must reestablish each time */	2719	must reestablish each time */
2720	signal (signo, arith_error);	2720	signal (signo, arith_error);