1 files changed, 0 insertions, 12 deletions
diff --git a/contrib/libio/dbz/case.h b/contrib/libio/dbz/case.h
deleted file mode 100644
index d5ef696..0000000
--- a/contrib/libio/dbz/case.h
+++ /dev/null
@@ -1,12 +0,0 @@
-extern int cistrncmp();
-extern char *rfc822ize();
-
-extern char casemap[];
-
-/* must call cistrncmp before invoking TOLOW... */
-#define	TOLOW(c)	(casemap[(c)+128])	/* see case.c for why 128 */
-
-/* ...but the use of it in CISTREQN is safe without the preliminary call (!) */
-/* CISTREQN is an optimised case-insensitive strncmp(a,b,n)==0; n > 0 */
-#define CISTREQN(a, b, n) \
-	(TOLOW((a)[0]) == TOLOW((b)[0]) && cistrncmp(a, b, n) == 0)