1150 libcmdutils has superfluous #define

@@ -66,11 +66,10 @@
 #define _RO_SATTR       1
 #define _RW_SATTR       2
 
 #define MAXMAPSIZE      (1024*1024*8)   /* map at most 8MB */
 #define SMALLFILESIZE   (32*1024)       /* don't use mmap on little file */
-#define ISREG(A)        (((A).st_mode & S_IFMT) == S_IFREG)
 
 /* avltree */
 #define OFFSETOF(s, m)  ((size_t)(&(((s *)0)->m)))
 
 /* Type used for a node containing a device id and inode number */