1 files changed, 4 insertions, 3 deletions

diff --git a/src/s/ptx4.h b/src/s/ptx4.h
index e3d660b0663..3042c0a8d82 100644
--- a/src/s/ptx4.h
+++ b/src/s/ptx4.h
@@ -1,6 +1,9 @@
 /* s/ file for Sequent "ptx 4", which is a modified SVR5.4.  */
 
-#include <s/usg5-4.h>
+/* Tell usg5-4.h not to include filio.h.  */
+#define NO_FILIO_H
+
+#include "usg5-4.h"
 
 /* Marcus Daniels <marcus@sysc.pdx.edu> says that SIGINFO is defined
    on ptx4 but it is not a signal.  Prevent process.c from doing the
@@ -10,5 +13,3 @@
 /* Marcus Daniels <marcus@sysc.pdx.edu> says vfork does exist.  */
 #define HAVE_VFORK
 
-/* Tell usg5-4.h not to include filio.h.  */
-#define NO_FILIO_H