1 files changed, 2 insertions, 1 deletions
diff --git a/arscan.c b/arscan.c
index da76bb0..41c50c1 100644
--- a/arscan.c
+++ b/arscan.c
@@ -16,7 +16,8 @@
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 #include "make.h"
-#if	defined (USG) || defined (POSIX)
+
+#ifdef HAVE_FCNTL_H
 #include <fcntl.h>
 #else
 #include <sys/file.h>