diff --git a/games/sail/player.h b/games/sail/player.h
index ae5d3ad492eb..76c91ab09e46 100644
--- a/games/sail/player.h
+++ b/games/sail/player.h
@@ -31,6 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)player.h	8.1 (Berkeley) 5/31/93
+ * $FreeBSD$
  */
 
 #include <curses.h>
@@ -91,9 +92,9 @@
 #define SLOT_R		(SLOT_L+SLOT_X-1)
 
 #ifdef SIGTSTP
-#define SCREENTEST()	(initscr() != ERR && signal(SIGTSTP, SIG_DFL) != BADSIG && STAT_R < COLS && SCROLL_Y > 0)
+#define SCREENTEST()	(initscr() != NULL && signal(SIGTSTP, SIG_DFL) != BADSIG && STAT_R < COLS && SCROLL_Y > 0)
 #else
-#define SCREENTEST()	(initscr() != ERR && STAT_R < COLS && SCROLL_Y > 0)
+#define SCREENTEST()	(initscr() != NULL && STAT_R < COLS && SCROLL_Y > 0)
 #endif
 
 WINDOW *view_w;