I just noticed the new function storeDirGetBlkSize in the latest head merge.
Well it's broken on windows... sys/vfs needs to be included. included is a patch.
/*
- * $Id: squid.h,v 1.204 2001/01/04 03:42:35 wessels Exp $
+ * $Id: squid.h,v 1.205 2001/01/04 21:57:58 hno Exp $
*
* AUTHOR: Duane Wessels
*
#if HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
+#if HAVE_SYS_VFS_H
+#include <sys/vfs.h>
+#endif
#if HAVE_SYS_UN_H
#include <sys/un.h>
#endif