[Bug-tar] [PATCH] tar: don't check for getdtablesize; use AC_CHECK_FUNCS_ONCE

[Paul Eggert]

* configure.ac: Don't check for getdtablesize; no longer needed.
Use AC_CHECK_FUNCS_ONCE rather than AC_CHECK_FUNCS, for efficiency.
---
 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/configure.ac b/configure.ac
index 97a0869..c3a3af7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -90,7 +90,7 @@ gl_INIT
 # paxutils modules
 tar_PAXUTILS
 
-AC_CHECK_FUNCS(fchmod fchown fsync getdtablesize lstat mkfifo readlink symlink 
setlocale)
+AC_CHECK_FUNCS_ONCE([fchmod fchown fsync lstat mkfifo readlink symlink])
 AC_CHECK_DECLS([getgrgid],,, [#include <grp.h>])
 AC_CHECK_DECLS([getpwuid],,, [#include <pwd.h>])
 AC_CHECK_DECLS([time],,, [#include <time.h>])
-- 
1.7.2