(arith_error): Undo previous change.

diff --git a/src/data.c b/src/data.c
index 96a713daf98d6533ae57e9fc373f02b5ae4d4d6d..88ed31a14bb6a403bde530d275e4cf8666485854 100644 (file)
--- a/src/data.c
+++ b/src/data.c
@@ -2714,7 +2714,7 @@ SIGTYPE
 arith_error (signo)
      int signo;
 {
-#if defined(USG) && !defined(POSIX_SIGNALS)
+#ifdef USG
   /* USG systems forget handlers when they are used;
      must reestablish each time */
   signal (signo, arith_error);