In -portable, defines.h ensures that these are defined, so redefining
potentially causes a warning. We don't just delete it to make any
future code syncs a little but easier. bz#3293.
return hw == nw ? (char *)h-4 : 0;
}
+#if 0
+/* In -portable, defines.h ensures that these are already defined. */
#define MAX(a,b) ((a)>(b)?(a):(b))
#define MIN(a,b) ((a)<(b)?(a):(b))
+#endif
#define BITOP(a,b,op) \
((a)[(size_t)(b)/(8*sizeof *(a))] op (size_t)1<<((size_t)(b)%(8*sizeof *(a))))