+else
+ cf_cv_good_bcopy=no
+fi
+
+ if test "$cf_cv_good_bcopy" = yes ; then
+
+cat >>confdefs.h <<\EOF
+#define USE_OK_BCOPY 1
+EOF
+
+ else
+
+cat >>confdefs.h <<\EOF
+#define USE_MY_MEMMOVE 1
+EOF
+
+ fi
+
+fi
+
+tty >/dev/null 2>&1 || {
+for ac_func in posix_openpt
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:22410: 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 22416 "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:22447: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:22450: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest$ac_exeext"'
+ { (eval echo "$as_me:22453: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:22456: \$? = $ac_status" >&5
+ (exit "$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:22466: 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:22476: checking if poll really works" >&5
+echo $ECHO_N "checking if poll really works... $ECHO_C" >&6
+if test "${cf_cv_working_poll+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+if test "$cross_compiling" = yes; then
+ cf_cv_working_poll=unknown
+else
+ cat >"conftest.$ac_ext" <<_ACEOF
+#line 22486 "configure"
+#include "confdefs.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <fcntl.h>
+#ifdef HAVE_POLL_H
+#include <poll.h>
+#else
+#include <sys/poll.h>
+#endif
+int main(void) {
+ struct pollfd myfds;
+ int ret;
+
+ /* check for Darwin bug with respect to "devices" */
+ myfds.fd = open("/dev/null", 1); /* O_WRONLY */
+ if (myfds.fd < 0)
+ myfds.fd = 0;
+ myfds.events = POLLIN;
+ myfds.revents = 0;
+
+ ret = poll(&myfds, 1, 100);
+
+ if (ret < 0 || (myfds.revents & POLLNVAL)) {
+ ret = -1;
+ } else {
+ int fd = 0;
+ if (!isatty(fd)) {
+ fd = open("/dev/tty", 2); /* O_RDWR */
+ }
+#ifdef HAVE_POSIX_OPENPT
+ if (fd < 0) {
+ fd = posix_openpt(O_RDWR);
+ }
+#endif
+
+ if (fd >= 0) {
+ /* also check with standard input */
+ myfds.fd = fd;
+ myfds.events = POLLIN;
+ myfds.revents = 0;
+ ret = poll(&myfds, 1, 100);
+ } else {
+ ret = -1;
+ }
+ }
+ ${cf_cv_main_return:-return}(ret < 0);
+}
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:22538: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:22541: \$? = $ac_status" >&5
+ (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+ { (eval echo "$as_me:22543: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:22546: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ cf_cv_working_poll=yes
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_working_poll=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+fi
+echo "$as_me:22558: result: $cf_cv_working_poll" >&5
+echo "${ECHO_T}$cf_cv_working_poll" >&6
+test "$cf_cv_working_poll" = "yes" &&
+cat >>confdefs.h <<\EOF
+#define HAVE_WORKING_POLL 1
+EOF
+
+echo "$as_me:22565: checking for va_copy" >&5
+echo $ECHO_N "checking for va_copy... $ECHO_C" >&6
+if test "${cf_cv_have_va_copy+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22572 "configure"
+#include "confdefs.h"
+
+#include <stdarg.h>
+
+int
+main (void)
+{
+
+ static va_list dst;
+ static va_list src;
+ va_copy(dst, src)
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22589: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:22592: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest$ac_exeext"'
+ { (eval echo "$as_me:22595: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:22598: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ cf_cv_have_va_copy=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_have_va_copy=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:22608: result: $cf_cv_have_va_copy" >&5
+echo "${ECHO_T}$cf_cv_have_va_copy" >&6
+
+if test "$cf_cv_have_va_copy" = yes;
+then
+
+cat >>confdefs.h <<\EOF
+#define HAVE_VA_COPY 1
+EOF
+
+else # !cf_cv_have_va_copy
+
+echo "$as_me:22620: checking for __va_copy" >&5
+echo $ECHO_N "checking for __va_copy... $ECHO_C" >&6
+if test "${cf_cv_have___va_copy+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22627 "configure"
+#include "confdefs.h"
+
+#include <stdarg.h>
+
+int
+main (void)
+{
+
+ static va_list dst;
+ static va_list src;
+ __va_copy(dst, src)
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22644: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:22647: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest$ac_exeext"'
+ { (eval echo "$as_me:22650: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:22653: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ cf_cv_have___va_copy=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_have___va_copy=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:22663: result: $cf_cv_have___va_copy" >&5
+echo "${ECHO_T}$cf_cv_have___va_copy" >&6
+
+if test "$cf_cv_have___va_copy" = yes
+then
+
+cat >>confdefs.h <<\EOF
+#define HAVE___VA_COPY 1
+EOF
+
+else # !cf_cv_have___va_copy
+
+echo "$as_me:22675: checking for __builtin_va_copy" >&5
+echo $ECHO_N "checking for __builtin_va_copy... $ECHO_C" >&6
+if test "${cf_cv_have___builtin_va_copy+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22682 "configure"
+#include "confdefs.h"
+
+#include <stdarg.h>
+
+int
+main (void)
+{
+
+ static va_list dst;
+ static va_list src;
+ __builtin_va_copy(dst, src)
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22699: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:22702: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest$ac_exeext"'
+ { (eval echo "$as_me:22705: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:22708: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ cf_cv_have___builtin_va_copy=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_have___builtin_va_copy=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:22718: result: $cf_cv_have___builtin_va_copy" >&5
+echo "${ECHO_T}$cf_cv_have___builtin_va_copy" >&6
+
+test "$cf_cv_have___builtin_va_copy" = yes &&
+
+cat >>confdefs.h <<\EOF
+#define HAVE___BUILTIN_VA_COPY 1
+EOF
+
+fi # cf_cv_have___va_copy
+
+fi # cf_cv_have_va_copy
+
+case "${cf_cv_have_va_copy}${cf_cv_have___va_copy}${cf_cv_have___builtin_va_copy}" in
+(*yes*)
+ ;;
+
+(*)
+ echo "$as_me:22736: checking if we can simply copy va_list" >&5
+echo $ECHO_N "checking if we can simply copy va_list... $ECHO_C" >&6
+if test "${cf_cv_pointer_va_list+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22743 "configure"
+#include "confdefs.h"
+
+#include <stdarg.h>
+
+int
+main (void)
+{
+
+ va_list dst;
+ va_list src;
+ dst = src
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22760: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:22763: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest$ac_exeext"'
+ { (eval echo "$as_me:22766: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:22769: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ cf_cv_pointer_va_list=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_pointer_va_list=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:22779: result: $cf_cv_pointer_va_list" >&5
+echo "${ECHO_T}$cf_cv_pointer_va_list" >&6
+
+ if test "$cf_cv_pointer_va_list" = no
+ then
+ echo "$as_me:22784: checking if we can copy va_list indirectly" >&5
+echo $ECHO_N "checking if we can copy va_list indirectly... $ECHO_C" >&6
+if test "${cf_cv_array_va_list+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22791 "configure"
+#include "confdefs.h"
+
+#include <stdarg.h>
+
+int
+main (void)
+{
+
+ va_list dst;
+ va_list src;
+ *dst = *src
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22808: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:22811: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest$ac_exeext"'
+ { (eval echo "$as_me:22814: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:22817: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ cf_cv_array_va_list=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_array_va_list=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:22827: result: $cf_cv_array_va_list" >&5
+echo "${ECHO_T}$cf_cv_array_va_list" >&6
+ test "$cf_cv_array_va_list" = yes &&
+cat >>confdefs.h <<\EOF
+#define ARRAY_VA_LIST 1
+EOF
+
+ fi
+ ;;
+esac
+
+echo "$as_me:22838: checking for pid_t" >&5
+echo $ECHO_N "checking for pid_t... $ECHO_C" >&6
+if test "${ac_cv_type_pid_t+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >"conftest.$ac_ext" <<_ACEOF
+#line 22844 "configure"
+#include "confdefs.h"
+$ac_includes_default
+int
+main (void)
+{
+if ((pid_t *) 0)
+ return 0;
+if (sizeof (pid_t))
+ return 0;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:22859: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:22862: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest.$ac_objext"'
+ { (eval echo "$as_me:22865: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:22868: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ ac_cv_type_pid_t=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_type_pid_t=no
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+echo "$as_me:22878: result: $ac_cv_type_pid_t" >&5
+echo "${ECHO_T}$ac_cv_type_pid_t" >&6
+if test "$ac_cv_type_pid_t" = yes; then
+ :
+else
+
+cat >>confdefs.h <<EOF
+#define pid_t int
+EOF
+
+fi
+
+for ac_header in unistd.h vfork.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:22893: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >"conftest.$ac_ext" <<_ACEOF
+#line 22899 "configure"
+#include "confdefs.h"
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:22903: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+ (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
+ ac_status=$?
+ $EGREP -v '^ *\+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:22909: \$? = $ac_status" >&5
+ (exit "$ac_status"); } >/dev/null; then
+ if test -s conftest.err; then
+ ac_cpp_err=$ac_c_preproc_warn_flag
+ else
+ ac_cpp_err=
+ fi
+else
+ ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+ eval "$as_ac_Header=yes"
+else
+ echo "$as_me: failed program was:" >&5
+ cat "conftest.$ac_ext" >&5
+ eval "$as_ac_Header=no"
+fi
+rm -f conftest.err "conftest.$ac_ext"
+fi
+echo "$as_me:22928: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+ cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+EOF
+
+fi
+done
+
+for ac_func in fork vfork
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:22941: 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 22947 "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:22978: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:22981: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest$ac_exeext"'
+ { (eval echo "$as_me:22984: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:22987: \$? = $ac_status" >&5
+ (exit "$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:22997: 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" | $as_tr_cpp` 1
+EOF
+
+fi
+done
+
+ac_cv_func_fork_works=$ac_cv_func_fork
+if test "x$ac_cv_func_fork" = xyes; then
+ echo "$as_me:23009: checking for working fork" >&5
+echo $ECHO_N "checking for working fork... $ECHO_C" >&6
+if test "${ac_cv_func_fork_works+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test "$cross_compiling" = yes; then
+ ac_cv_func_fork_works=cross
+else
+ cat >"conftest.$ac_ext" <<_ACEOF
+/* By Rüdiger Kuhlmann. */
+ #include <sys/types.h>
+ #if HAVE_UNISTD_H
+ # include <unistd.h>
+ #endif
+ /* Some systems only have a dummy stub for fork() */
+ int main (void)
+ {
+ if (fork() < 0)
+ $ac_main_return (1);
+ $ac_main_return (0);
+ }
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:23032: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:23035: \$? = $ac_status" >&5
+ (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+ { (eval echo "$as_me:23037: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:23040: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ ac_cv_func_fork_works=yes
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_func_fork_works=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+fi
+echo "$as_me:23052: result: $ac_cv_func_fork_works" >&5
+echo "${ECHO_T}$ac_cv_func_fork_works" >&6
+
+fi
+if test "x$ac_cv_func_fork_works" = xcross; then
+ case $host in
+ *-*-amigaos* | *-*-msdosdjgpp*)
+ # Override, as these systems have only a dummy fork() stub
+ ac_cv_func_fork_works=no
+ ;;
+ *)
+ ac_cv_func_fork_works=yes
+ ;;
+ esac
+ { echo "$as_me:23066: WARNING: CROSS: Result $ac_cv_func_fork_works guessed due to cross-compiling." >&5
+echo "$as_me: WARNING: CROSS: Result $ac_cv_func_fork_works guessed due to cross-compiling." >&2;}
+fi
+ac_cv_func_vfork_works=$ac_cv_func_vfork
+if test "x$ac_cv_func_vfork" = xyes; then
+ echo "$as_me:23071: checking for working vfork" >&5
+echo $ECHO_N "checking for working vfork... $ECHO_C" >&6
+if test "${ac_cv_func_vfork_works+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test "$cross_compiling" = yes; then
+ ac_cv_func_vfork_works=cross
+else
+ cat >"conftest.$ac_ext" <<_ACEOF
+#line 23080 "configure"
+#include "confdefs.h"
+/* Thanks to Paul Eggert for this test. */
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+#if HAVE_VFORK_H
+# include <vfork.h>
+#endif
+/* On some sparc systems, changes by the child to local and incoming
+ argument registers are propagated back to the parent. The compiler
+ is told about this with #include <vfork.h>, but some compilers
+ (e.g. gcc -O) don't grok <vfork.h>. Test for this by using a
+ static variable whose address is put into a register that is
+ clobbered by the vfork. */
+static
+#ifdef __cplusplus
+sparc_address_test (int arg)
+# else
+sparc_address_test (arg) int arg;
+#endif
+{
+ static pid_t child;
+ if (!child) {
+ child = vfork ();
+ if (child < 0) {
+ perror ("vfork");
+ _exit(2);
+ }
+ if (!child) {
+ arg = getpid();
+ write(-1, "", 0);
+ _exit (arg);
+ }
+ }
+}
+
+int
+main (void)
+{
+ pid_t parent = getpid ();
+ pid_t child;
+
+ sparc_address_test ();
+
+ child = vfork ();
+
+ if (child == 0) {
+ /* Here is another test for sparc vfork register problems. This
+ test uses lots of local variables, at least as many local
+ variables as main has allocated so far including compiler
+ temporaries. 4 locals are enough for gcc 1.40.3 on a Solaris
+ 4.1.3 sparc, but we use 8 to be safe. A buggy compiler should
+ reuse the register of parent for one of the local variables,
+ since it will think that parent can't possibly be used any more
+ in this routine. Assigning to the local variable will thus
+ munge parent in the parent process. */
+ pid_t
+ p = getpid(), p1 = getpid(), p2 = getpid(), p3 = getpid(),
+ p4 = getpid(), p5 = getpid(), p6 = getpid(), p7 = getpid();
+ /* Convince the compiler that p..p7 are live; otherwise, it might
+ use the same hardware register for all 8 local variables. */
+ if (p != p1 || p != p2 || p != p3 || p != p4
+ || p != p5 || p != p6 || p != p7)
+ _exit(1);
+
+ /* On some systems (e.g. IRIX 3.3), vfork doesn't separate parent
+ from child file descriptors. If the child closes a descriptor
+ before it execs or exits, this munges the parent's descriptor
+ as well. Test for this by closing stdout in the child. */
+ _exit(close(fileno(stdout)) != 0);
+ } else {
+ int status;
+ struct stat st;
+
+ while (wait(&status) != child)
+ ;
+ $ac_main_return(
+ /* Was there some problem with vforking? */
+ child < 0
+
+ /* Did the child fail? (This shouldn't happen.) */
+ || status
+
+ /* Did the vfork/compiler bug occur? */
+ || parent != getpid()
+
+ /* Did the file descriptor bug occur? */
+ || fstat(fileno(stdout), &st) != 0
+ );
+ }
+}
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:23177: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:23180: \$? = $ac_status" >&5
+ (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+ { (eval echo "$as_me:23182: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:23185: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ ac_cv_func_vfork_works=yes
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_func_vfork_works=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+fi
+echo "$as_me:23197: result: $ac_cv_func_vfork_works" >&5
+echo "${ECHO_T}$ac_cv_func_vfork_works" >&6
+
+fi;
+if test "x$ac_cv_func_fork_works" = xcross; then
+ ac_cv_func_vfork_works=ac_cv_func_vfork
+ { echo "$as_me:23203: WARNING: CROSS: Result $ac_cv_func_vfork_works guessed due to cross-compiling." >&5
+echo "$as_me: WARNING: CROSS: Result $ac_cv_func_vfork_works guessed due to cross-compiling." >&2;}
+fi
+
+if test "x$ac_cv_func_vfork_works" = xyes; then
+
+cat >>confdefs.h <<\EOF
+#define HAVE_WORKING_VFORK 1
+EOF
+
+else
+
+cat >>confdefs.h <<\EOF
+#define vfork fork
+EOF
+
+fi
+if test "x$ac_cv_func_fork_works" = xyes; then
+
+cat >>confdefs.h <<\EOF
+#define HAVE_WORKING_FORK 1
+EOF
+
+fi
+
+echo "$as_me:23228: checking if fopen accepts explicit binary mode" >&5
+echo $ECHO_N "checking if fopen accepts explicit binary mode... $ECHO_C" >&6
+if test "${cf_cv_fopen_bin_r+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ if test "$cross_compiling" = yes; then
+ cf_cv_fopen_bin_r=unknown
+else
+ cat >"conftest.$ac_ext" <<_ACEOF
+#line 23238 "configure"
+#include "confdefs.h"
+
+#include <stdio.h>
+int main(void) {
+ FILE *fp = fopen("conftest.tmp", "wb");
+ int rc = 0;
+ if (fp != 0) {
+ int p, q;
+ for (p = 0; p < 256; ++p) {
+ fputc(p, fp);
+ }
+ fclose(fp);
+ fp = fopen("conftest.tmp", "rb");
+ if (fp != 0) {
+ for (p = 0; p < 256; ++p) {
+ q = fgetc(fp);
+ if (q != p) {
+ rc = 1;
+ break;
+ }
+ }
+ } else {
+ rc = 1;
+ }
+ } else {
+ rc = 1;
+ }
+ ${cf_cv_main_return:-return} (rc);
+}
+
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:23271: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:23274: \$? = $ac_status" >&5
+ (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+ { (eval echo "$as_me:23276: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:23279: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ cf_cv_fopen_bin_r=yes
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_fopen_bin_r=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+
+fi
+echo "$as_me:23292: result: $cf_cv_fopen_bin_r" >&5
+echo "${ECHO_T}$cf_cv_fopen_bin_r" >&6
+test "x$cf_cv_fopen_bin_r" != xno &&
+cat >>confdefs.h <<\EOF
+#define USE_FOPEN_BIN_R 1
+EOF
+
+# special check for test/ditto.c
+
+echo "$as_me:23301: checking for openpty in -lutil" >&5
+echo $ECHO_N "checking for openpty in -lutil... $ECHO_C" >&6
+if test "${ac_cv_lib_util_openpty+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-lutil $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 23309 "configure"
+#include "confdefs.h"
+
+/* Override any gcc2 internal prototype to avoid an error. */
+#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 openpty ();
+int
+main (void)
+{
+openpty ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23328: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:23331: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest$ac_exeext"'
+ { (eval echo "$as_me:23334: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:23337: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ ac_cv_lib_util_openpty=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_util_openpty=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:23348: result: $ac_cv_lib_util_openpty" >&5
+echo "${ECHO_T}$ac_cv_lib_util_openpty" >&6
+if test "$ac_cv_lib_util_openpty" = yes; then
+ cf_cv_lib_util=yes
+else
+ cf_cv_lib_util=no
+fi
+
+echo "$as_me:23356: checking for openpty header" >&5
+echo $ECHO_N "checking for openpty header... $ECHO_C" >&6
+if test "${cf_cv_func_openpty+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ cf_save_LIBS="$LIBS"
+ test "$cf_cv_lib_util" = yes && {
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -lutil; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+ for cf_add_2lib in $cf_add_libs; do
+ if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+ cf_add_1lib=
+ break
+ fi
+ done
+ test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+ }
+ for cf_header in pty.h libutil.h util.h
+ do
+ cat >"conftest.$ac_ext" <<_ACEOF
+#line 23383 "configure"
+#include "confdefs.h"
+
+#include <$cf_header>
+
+int
+main (void)
+{
+
+ int x = openpty((int *)0, (int *)0, (char *)0,
+ (struct termios *)0, (struct winsize *)0);
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23400: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:23403: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest$ac_exeext"'
+ { (eval echo "$as_me:23406: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:23409: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+
+ cf_cv_func_openpty=$cf_header
+ break
+
+else
+ echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+
+ cf_cv_func_openpty=no
+
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+ done
+ LIBS="$cf_save_LIBS"
+
+fi
+echo "$as_me:23427: result: $cf_cv_func_openpty" >&5
+echo "${ECHO_T}$cf_cv_func_openpty" >&6
+
+if test "$cf_cv_func_openpty" != no ; then
+
+cat >>confdefs.h <<EOF
+#define USE_OPENPTY_HEADER <$cf_cv_func_openpty>
+EOF
+
+cat >>confdefs.h <<\EOF
+#define USE_XTERM_PTY 1
+EOF
+
+ if test "x$cf_cv_lib_util" = xyes ; then
+
+cf_add_libs="$TEST_LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -lutil; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+ for cf_add_2lib in $cf_add_libs; do
+ if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+ cf_add_1lib=
+ break
+ fi
+ done
+ test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+TEST_LIBS="$cf_add_libs"
+
+ fi
+fi
+
+if test "$with_hashed_db" != no ; then
+
+cat >>confdefs.h <<\EOF
+#define USE_HASHED_DB 1
+EOF
+
+case $with_hashed_db in
+(yes|*able*)
+ ;;
+(*)
+ if test -d "$with_hashed_db" ; then
+
+if test -n "$with_hashed_db/include" ; then
+ for cf_add_incdir in $with_hashed_db/include
+ do
+ while test "$cf_add_incdir" != /usr/include
+ do
+ if test -d "$cf_add_incdir"
+ then
+ cf_have_incdir=no
+ if test -n "$CFLAGS$CPPFLAGS" ; then
+ # a loop is needed to ensure we can add subdirs of existing dirs
+ for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
+ if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
+ cf_have_incdir=yes; break
+ fi
+ done
+ fi
+
+ if test "$cf_have_incdir" = no ; then
+ if test "$cf_add_incdir" = /usr/local/include ; then
+ if test "$GCC" = yes
+ then
+ cf_save_CPPFLAGS=$CPPFLAGS
+
+ test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
+ CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
+
+ cat >"conftest.$ac_ext" <<_ACEOF
+#line 23500 "configure"
+#include "confdefs.h"
+#include <stdio.h>
+int
+main (void)
+{
+printf("Hello")
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:23512: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:23515: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest.$ac_objext"'
+ { (eval echo "$as_me:23518: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:23521: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ :
+else
+ echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_have_incdir=yes
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+ CPPFLAGS=$cf_save_CPPFLAGS
+ fi
+ fi
+ fi
+
+ if test "$cf_have_incdir" = no ; then
+ test -n "$verbose" && echo " adding $cf_add_incdir to include-path" 1>&6
+
+echo "${as_me:-configure}:23538: testing adding $cf_add_incdir to include-path ..." 1>&5
+
+ CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
+
+ cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
+ test "$cf_top_incdir" = "$cf_add_incdir" && break
+ cf_add_incdir="$cf_top_incdir"
+ else
+ break
+ fi
+ else
+ break
+ fi
+ done
+ done
+fi
+
+if test -n "$with_hashed_db/lib" ; then
+ for cf_add_libdir in $with_hashed_db/lib
+ do
+ if test "$cf_add_libdir" = /usr/lib ; then
+ :
+ elif test -d "$cf_add_libdir"
+ then
+ cf_have_libdir=no
+ if test -n "$LDFLAGS$LIBS" ; then
+ # a loop is needed to ensure we can add subdirs of existing dirs
+ for cf_test_libdir in $LDFLAGS $LIBS ; do
+ if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
+ cf_have_libdir=yes; break
+ fi
+ done
+ fi
+ if test "$cf_have_libdir" = no ; then
+ test -n "$verbose" && echo " adding $cf_add_libdir to library-path" 1>&6
+
+echo "${as_me:-configure}:23574: testing adding $cf_add_libdir to library-path ..." 1>&5
+
+ LDFLAGS="-L$cf_add_libdir $LDFLAGS"
+ fi
+ fi
+ done
+fi
+
+ else
+ case "$with_hashed_db" in
+ (./*|../*|/*)
+ { echo "$as_me:23585: WARNING: no such directory $with_hashed_db" >&5
+echo "$as_me: WARNING: no such directory $with_hashed_db" >&2;}
+ ;;
+ (*)
+
+cf_search=
+
+test "x$prefix" != "xNONE" && \
+test -d "$prefix" && \
+ {
+ test -n "$verbose" && echo " ... testing for include-directories under $prefix"
+ test -d "$prefix/include" && cf_search="$cf_search $prefix/include"
+ test -d "$prefix/include/$with_hashed_db" && cf_search="$cf_search $prefix/include/$with_hashed_db"
+ test -d "$prefix/include/$with_hashed_db/include" && cf_search="$cf_search $prefix/include/$with_hashed_db/include"
+ test -d "$prefix/$with_hashed_db/include" && cf_search="$cf_search $prefix/$with_hashed_db/include"
+ test -d "$prefix/$with_hashed_db/include/$with_hashed_db" && cf_search="$cf_search $prefix/$with_hashed_db/include/$with_hashed_db"
+}
+
+for cf_subdir_prefix in \
+ /usr \
+ /usr/local \
+ /usr/pkg \
+ /opt \
+ /opt/local \
+ $HOME
+do
+
+test "x$cf_subdir_prefix" != "x$prefix" && \
+test -d "$cf_subdir_prefix" && \
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
+ test -n "$verbose" && echo " ... testing for include-directories under $cf_subdir_prefix"
+ test -d "$cf_subdir_prefix/include" && cf_search="$cf_search $cf_subdir_prefix/include"
+ test -d "$cf_subdir_prefix/include/$with_hashed_db" && cf_search="$cf_search $cf_subdir_prefix/include/$with_hashed_db"
+ test -d "$cf_subdir_prefix/include/$with_hashed_db/include" && cf_search="$cf_search $cf_subdir_prefix/include/$with_hashed_db/include"
+ test -d "$cf_subdir_prefix/$with_hashed_db/include" && cf_search="$cf_search $cf_subdir_prefix/$with_hashed_db/include"
+ test -d "$cf_subdir_prefix/$with_hashed_db/include/$with_hashed_db" && cf_search="$cf_search $cf_subdir_prefix/$with_hashed_db/include/$with_hashed_db"
+}
+
+done
+
+ for cf_item in $cf_search
+ do
+ case "$cf_item" in
+ (*/$with_hashed_db)
+
+if test -n "$cf_item" ; then
+ for cf_add_incdir in $cf_item
+ do
+ while test "$cf_add_incdir" != /usr/include
+ do
+ if test -d "$cf_add_incdir"
+ then
+ cf_have_incdir=no
+ if test -n "$CFLAGS$CPPFLAGS" ; then
+ # a loop is needed to ensure we can add subdirs of existing dirs
+ for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
+ if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
+ cf_have_incdir=yes; break
+ fi
+ done
+ fi
+
+ if test "$cf_have_incdir" = no ; then
+ if test "$cf_add_incdir" = /usr/local/include ; then
+ if test "$GCC" = yes
+ then
+ cf_save_CPPFLAGS=$CPPFLAGS
+
+ test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
+ CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
+
+ cat >"conftest.$ac_ext" <<_ACEOF
+#line 23657 "configure"
+#include "confdefs.h"
+#include <stdio.h>
+int
+main (void)
+{
+printf("Hello")
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:23669: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:23672: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest.$ac_objext"'
+ { (eval echo "$as_me:23675: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:23678: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+ :
+else
+ echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_have_incdir=yes
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+ CPPFLAGS=$cf_save_CPPFLAGS
+ fi
+ fi
+ fi
+
+ if test "$cf_have_incdir" = no ; then
+ test -n "$verbose" && echo " adding $cf_add_incdir to include-path" 1>&6
+
+echo "${as_me:-configure}:23695: testing adding $cf_add_incdir to include-path ..." 1>&5
+
+ CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
+
+ cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
+ test "$cf_top_incdir" = "$cf_add_incdir" && break
+ cf_add_incdir="$cf_top_incdir"
+ else
+ break
+ fi
+ else
+ break
+ fi
+ done
+ done
+fi
+
+ ;;
+ esac
+ done
+
+cf_search=
+
+test "x$prefix" != "xNONE" && \