From 2079fcbae21ff132a1f4c4822a13c2b49cbcaf17 Mon Sep 17 00:00:00 2001
From: Chris Hanson <org/chris-hanson/cph>
Date: Tue, 17 Apr 1990 22:20:00 +0000
Subject: [PATCH] For hp-ux 7.0, must define _HPUX_SOURCE if the compiler is
 ANSI C.

---
 v7/src/microcode/s/hpux.h | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/v7/src/microcode/s/hpux.h b/v7/src/microcode/s/hpux.h
index f072fd417..daa96500b 100644
--- a/v7/src/microcode/s/hpux.h
+++ b/v7/src/microcode/s/hpux.h
@@ -1,7 +1,7 @@
 /* -*-C-*-
    System file for HP-UX
 
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/microcode/s/Attic/hpux.h,v 1.4 1990/01/16 19:57:57 cph Exp $
+$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/microcode/s/Attic/hpux.h,v 1.5 1990/04/17 22:20:00 cph Exp $
 
 Copyright (c) 1989, 1990 Massachusetts Institute of Technology
 
@@ -52,3 +52,10 @@ MIT in each case. */
 #ifndef INSTALL_PROGRAM
 #define INSTALL_PROGRAM cp
 #endif
+
+#ifdef ALTERNATE_CC
+/* If the alternate compiler defines __STDC__ this macro must also be
+   defined or the include files don't define many necessary symbols.
+   In any case this definition does no harm. */
+#define C_SWITCH_SYSTEM -D_HPUX_SOURCE
+#endif
-- 
2.25.1