+#line 18258 "configure"
+#include "confdefs.h"
+
+#include <$cf_header>
+int
+main (void)
+{
+int x = optind; char *y = optarg
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:18271: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:18274: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:18277: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:18280: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ cf_cv_getopt_header=$cf_header
+ break
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+done
+
+fi
+echo "$as_me:18292: result: $cf_cv_getopt_header" >&5
+echo "${ECHO_T}$cf_cv_getopt_header" >&6
+if test $cf_cv_getopt_header != none ; then
+
+cat >>confdefs.h <<\EOF
+#define HAVE_GETOPT_HEADER 1
+EOF
+
+fi
+if test $cf_cv_getopt_header = getopt.h ; then
+
+cat >>confdefs.h <<\EOF
+#define NEED_GETOPT_H 1
+EOF
+
+fi
+
+echo "$as_me:18309: checking if external environ is declared" >&5
+echo $ECHO_N "checking if external environ is declared... $ECHO_C" >&6
+if test "${cf_cv_dcl_environ+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ cat >conftest.$ac_ext <<_ACEOF
+#line 18316 "configure"
+#include "confdefs.h"
+
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#include <unistd.h>
+int
+main (void)
+{
+int x = (int) environ
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:18332: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:18335: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:18338: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:18341: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ cf_cv_dcl_environ=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+cf_cv_dcl_environ=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:18352: result: $cf_cv_dcl_environ" >&5
+echo "${ECHO_T}$cf_cv_dcl_environ" >&6
+
+if test "$cf_cv_dcl_environ" = no ; then
+
+cf_result=`echo "decl_environ" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
+
+ cat >>confdefs.h <<EOF
+#define $cf_result 1
+EOF
+
+fi
+
+# It's possible (for near-UNIX clones) that the data doesn't exist
+
+echo "$as_me:18367: checking if external environ exists" >&5
+echo $ECHO_N "checking if external environ exists... $ECHO_C" >&6
+if test "${cf_cv_have_environ+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ cat >conftest.$ac_ext <<_ACEOF
+#line 18374 "configure"
+#include "confdefs.h"
+
+#undef environ
+extern int environ;
+
+int
+main (void)
+{
+environ = 2
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:18389: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:18392: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:18395: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:18398: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ cf_cv_have_environ=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+cf_cv_have_environ=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+
+fi
+echo "$as_me:18409: result: $cf_cv_have_environ" >&5
+echo "${ECHO_T}$cf_cv_have_environ" >&6
+
+if test "$cf_cv_have_environ" = yes ; then
+
+cf_result=`echo "have_environ" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
+
+ cat >>confdefs.h <<EOF
+#define $cf_result 1
+EOF
+
+fi
+
+echo "$as_me:18422: checking for getenv" >&5
+echo $ECHO_N "checking for getenv... $ECHO_C" >&6
+if test "${ac_cv_func_getenv+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+#line 18428 "configure"
+#include "confdefs.h"
+#define getenv autoconf_temporary
+#include <limits.h> /* least-intrusive standard header which defines gcc2 __stub macros */
+#undef getenv
+
+#ifdef __cplusplus
+extern "C"
+#endif
+
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char getenv (void);
+
+int
+main (void)
+{
+
+/* The GNU C library defines stubs for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_getenv) || defined (__stub___getenv)
+#error found stub for getenv
+#endif
+
+ return getenv ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:18459: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:18462: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:18465: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:18468: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_func_getenv=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+ac_cv_func_getenv=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:18478: result: $ac_cv_func_getenv" >&5
+echo "${ECHO_T}$ac_cv_func_getenv" >&6
+
+for ac_func in putenv setenv strdup
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:18484: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+#line 18490 "configure"
+#include "confdefs.h"
+#define $ac_func autoconf_temporary
+#include <limits.h> /* least-intrusive standard header which defines gcc2 __stub macros */
+#undef $ac_func
+
+#ifdef __cplusplus
+extern "C"
+#endif
+
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func (void);
+
+int
+main (void)
+{
+
+/* The GNU C library defines stubs for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+#error found stub for $ac_func
+#endif
+
+ return $ac_func ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:18521: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:18524: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:18527: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:18530: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ eval "$as_ac_var=yes"
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+eval "$as_ac_var=no"
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:18540: result: `eval echo '${'$as_ac_var'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
+if test `eval echo '${'$as_ac_var'}'` = yes; then
+ cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+EOF
+
+fi
+done
+
+echo "$as_me:18550: checking if getenv returns consistent values" >&5
+echo $ECHO_N "checking if getenv returns consistent values... $ECHO_C" >&6
+if test "${cf_cv_consistent_getenv+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+if test "$cross_compiling" = yes; then
+ cf_cv_consistent_getenv=unknown
+else
+ cat >conftest.$ac_ext <<_ACEOF
+#line 18560 "configure"