* 4 and 8. The default is eight, for safety.
*/
#if defined(USE_CROSS_COMPILE) || defined(MULTIARCH)
-#define MEM_ALIGNBYTES 8
+# define MEM_ALIGNBYTES 8
#else
#define MEM_ALIGNBYTES 4
#endif
*/
/*#define HAS_ENDSERVENT / **/
+/* HAS_FCHDIR:
+ * This symbol, if defined, indicates that the fchdir routine is
+ * available to change directory using a file descriptor.
+ */
+/*#define HAS_FCHDIR / **/
+
/* FCNTL_CAN_LOCK:
* This symbol, if defined, indicates that fcntl() can be used
* for file locking. Normally on Unix systems this is defined.
/* HAS_SAFE_BCOPY:
* This symbol, if defined, indicates that the bcopy routine is available
- * to copy potentially overlapping memory blocks. Otherwise you should
+ * to copy potentially overlapping memory blocks. Normally, you should
* probably use memmove() or memcpy(). If neither is defined, roll your
* own version.
*/
/* HAS_SAFE_MEMCPY:
* This symbol, if defined, indicates that the memcpy routine is available
- * to copy potentially overlapping memory blocks. Otherwise you should
- * probably use memmove() or memcpy(). If neither is defined, roll your
- * own version.
+ * to copy potentially overlapping memory blocks. If you need to
+ * copy overlapping memory blocks, you should check HAS_MEMMOVE and
+ * use memmove() instead, if available.
*/
/*#define HAS_SAFE_MEMCPY / **/
*/
/*#define HAS_FLOCK_PROTO / **/
-/* HAS_REALPATH:
- * This symbol, if defined, indicates that the realpath routine is
- * available to do resolve paths.
- */
-/*#define HAS_REALPATH / **/
-
/* HAS_SIGPROCMASK:
* This symbol, if defined, indicates that the sigprocmask
* system call is available to examine or change the signal mask