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Diffstat (limited to 'gcc/config/vax/vax.h')
-rw-r--r--gcc/config/vax/vax.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/config/vax/vax.h b/gcc/config/vax/vax.h
index a2460b222f7..d675460be24 100644
--- a/gcc/config/vax/vax.h
+++ b/gcc/config/vax/vax.h
@@ -20,7 +20,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Names to predefine in the preprocessor for this target machine. */
-#define CPP_PREDEFINES "-Dvax -Dunix"
+#define CPP_PREDEFINES "-Dvax -Dunix -Asystem(unix) -Asystem(bsd) -Acpu(vax) -Amachine(vax)"
/* If using g-format floating point, alter math.h. */