Define _SYSV so m.h can tell it is running under SYSV.

diff --git a/v7/src/microcode/s/sysv3.h b/v7/src/microcode/s/sysv3.h
index 6353ed346410ec06dc1a66fabdb182a583d00542..566978e6a80d9e247b2f9e553ba5f2c12a842f9a 100644 (file)
--- a/v7/src/microcode/s/sysv3.h
+++ b/v7/src/microcode/s/sysv3.h
@@ -1,7 +1,7 @@
 /* -*-C-*-
    System file for AT&T System V Release 3
 
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/microcode/s/Attic/sysv3.h,v 1.1 1990/11/27 19:15:45 cph Rel $
+$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/microcode/s/Attic/sysv3.h,v 1.2 1992/08/27 09:04:45 jinx Exp $
 
 Copyright (c) 1990 Massachusetts Institute of Technology
 
@@ -39,4 +39,8 @@ MIT in each case. */
 #define INSTALL_PROGRAM cp
 #endif
 
+#ifndef _SYSV
+#define _SYSV
+#endif
+
 #define C_SWITCH_SYSTEM -D_SYSV3