1 files changed, 6 insertions, 0 deletions
diff --git a/src/cmd/rc/rc.h b/src/cmd/rc/rc.h
index 46ff9510..2fd6758b 100644
--- a/src/cmd/rc/rc.h
+++ b/src/cmd/rc/rc.h
@@ -33,6 +33,12 @@
 #undef pipe	/* so that /dev/fd works */
 #define searchpath rcsearchpath	/* avoid new libc function */
 
+/* some systems define a global "var", "thread" */
+#undef var
+#define var rcvar
+#undef thread
+#define thread rcthread
+
 typedef struct tree tree;
 typedef struct word word;
 typedef struct io io;