diff --git a/lang/cem/cemcom.ansi/LLlex.c b/lang/cem/cemcom.ansi/LLlex.c
index 56715fa72..73313d150 100644
--- a/lang/cem/cemcom.ansi/LLlex.c
+++ b/lang/cem/cemcom.ansi/LLlex.c
@@ -317,7 +317,7 @@ garbage:
 		char *tg = &buf[0];
 		int pos = -1;
 		struct idf *idef;
-		int idfsize = 0;		/* ??? */
+		extern int idfsize;
 #ifndef	NOPP
 		int NoExpandNext = 0;