more 64-bit fixes
diff --git a/src/cmd/lex/ldefs.h b/src/cmd/lex/ldefs.h
index b976669..f6d7ff6 100644
--- a/src/cmd/lex/ldefs.h
+++ b/src/cmd/lex/ldefs.h
@@ -88,7 +88,7 @@
extern int peek; /* next input character */
extern int *name;
extern int *left;
-extern int *right;
+extern uintptr *right;
extern int *parent;
extern uchar **ptr;
extern uchar *nullstr;
diff --git a/src/cmd/lex/lmain.c b/src/cmd/lex/lmain.c
index 122a5f5..0931d46 100644
--- a/src/cmd/lex/lmain.c
+++ b/src/cmd/lex/lmain.c
@@ -42,7 +42,7 @@
int fptr;
int *name;
int *left;
-int *right;
+uintptr *right;
int *parent;
uchar *nullstr;
uchar **ptr;