$as_unset CDPATH
-exec </dev/null 6>&1
-
# Name of the host.
# hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
# so uname gets run too.
ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
+exec 6>&1
+
#
# Initializations.
#
{ test -f "$ac_path_GREP" && $as_executable_p "$ac_path_GREP"; } || continue
# Check for GNU ac_path_GREP and select it if it is found.
# Check for GNU $ac_path_GREP
-case `"$ac_path_GREP" --version 2>&1` in
+case `"$ac_path_GREP" --version </dev/null 2>&1` in
*GNU*)
ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
*)