C99 flexible array member, compile with:
    either plain gcc, without -ansi -pedantic in $CC or $CFLAGS
    or a c99 compiler like CC="gcc -std=c99" CPPFLAGS="-D_GNU_SOURCE"

--- ldif.c	2009-08-18 23:58:27
+++ ldif.c	2009-09-24 15:31:19
@@ -593,9 +593,9 @@ typedef struct bvlist {
 	char *trunc;	/* filename was truncated here */
 	int  inum;		/* num from "attr={num}" in filename, or INT_MIN */
 	char savech;	/* original char at *trunc */
-	char fname;		/* variable length array BVL_NAME(bvl) = &fname */
-#	define BVL_NAME(bvl) ((char *) (bvl) + offsetof(bvlist, fname))
-#	define BVL_SIZE(namelen) (sizeof(bvlist) + (namelen))
+	char fname[];	/* variable length array BVL_NAME(bvl) = fname[] */
+#	define BVL_NAME(bvl)     ((bvl)->fname)
+#	define BVL_SIZE(namelen) (sizeof(bvlist) + (namelen) + 1)
 } bvlist;
 
 static int