Remove #definition of HAVE_CLOSEDIR; autoconf figures this out.

src/m/alliant-2800.h

@@ -141,4 +141,3 @@ unexec_text_start = hdr.a_text_addr;}
 /* POSIX Compatibility */
 /* Use System V.4 style getdents/readdir <dirent.h> for 2.2 and up. */
 #define SYSV_SYSTEM_DIR
-#define HAVE_CLOSEDIR

src/m/convex.h

@@ -136,7 +136,6 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 /* Use <dirent.h>. */
 #define SYSV_SYSTEM_DIR
-#define HAVE_CLOSEDIR
 
 #ifdef _POSIX_SOURCE
 

src/m/pfa50.h

@@ -94,7 +94,6 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #define HAVE_SOCKETS
 
 /* SX/A use SystemV style getdents/readdir. */
-#define HAVE_CLOSEDIR
 
 /* SX/A does not have sigblock(2) */
 #define sigblock(mask)	(0)

src/s/gnu-linux.h

@@ -182,7 +182,6 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #if 0 /* autoconf should take care of this.  */
 #define HAVE_RANDOM           /* is builtin */
 #endif
-#define HAVE_CLOSEDIR
 #define HAVE_GETPAGESIZE
 #define HAVE_VFORK
 #define HAVE_SYS_SIGLIST

src/s/isc2-2.h

@@ -23,7 +23,6 @@
 #define NO_FCHMOD
 
 #define HAVE_PTYS
-#define HAVE_CLOSEDIR
 #define MAXNAMLEN 512
 #define O_NDELAY O_NONBLOCK
 #define MEMORY_IN_STRING_H

src/s/usg5-4.h

@@ -87,7 +87,6 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 #define HAVE_SELECT
 #define HAVE_TIMEVAL
-#define HAVE_CLOSEDIR
 
 /* <sys/stat.h> *defines* stat(2) as a static function.  If "static"
  * is blank, then many files will have a public definition for stat(2).