+int x = (int) errno
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:14003: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:14006: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:14009: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:14012: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ cf_cv_dcl_errno=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+cf_cv_dcl_errno=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:14023: result: $cf_cv_dcl_errno" >&5
+echo "${ECHO_T}$cf_cv_dcl_errno" >&6
+
+if test "$cf_cv_dcl_errno" = no ; then
+
+cf_result=`echo "decl_errno" | 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:14038: checking if external errno exists" >&5
+echo $ECHO_N "checking if external errno exists... $ECHO_C" >&6
+if test "${cf_cv_have_errno+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ cat >conftest.$ac_ext <<_ACEOF
+#line 14045 "configure"
+#include "confdefs.h"
+
+#undef errno
+extern int errno;
+
+int
+main ()
+{
+errno = 2
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:14060: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:14063: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:14066: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:14069: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ cf_cv_have_errno=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+cf_cv_have_errno=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+
+fi
+echo "$as_me:14080: result: $cf_cv_have_errno" >&5
+echo "${ECHO_T}$cf_cv_have_errno" >&6
+
+if test "$cf_cv_have_errno" = yes ; then
+
+cf_result=`echo "have_errno" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
+
+ cat >>confdefs.h <<EOF
+#define $cf_result 1
+EOF
+
+fi
+
+echo "$as_me:14093: checking if data-only library module links" >&5
+echo $ECHO_N "checking if data-only library module links... $ECHO_C" >&6
+if test "${cf_cv_link_dataonly+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ rm -f conftest.a
+ cat >conftest.$ac_ext <<EOF
+#line 14101 "configure"
+int testdata[3] = { 123, 456, 789 };
+EOF
+ if { (eval echo "$as_me:14104: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:14107: \$? = $ac_status" >&5
+ (exit $ac_status); } ; then
+ mv conftest.o data.o && \
+ ( $AR $ARFLAGS conftest.a data.o ) 2>&5 1>/dev/null
+ fi
+ rm -f conftest.$ac_ext data.o
+ cat >conftest.$ac_ext <<EOF
+#line 14114 "configure"
+int testfunc()
+{
+#if defined(NeXT)
+ ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */
+#else
+ extern int testdata[3];
+ return testdata[0] == 123
+ && testdata[1] == 456
+ && testdata[2] == 789;
+#endif
+}
+EOF
+ if { (eval echo "$as_me:14127: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:14130: \$? = $ac_status" >&5
+ (exit $ac_status); }; then
+ mv conftest.o func.o && \
+ ( $AR $ARFLAGS conftest.a func.o ) 2>&5 1>/dev/null
+ fi
+ rm -f conftest.$ac_ext func.o
+ ( eval $RANLIB conftest.a ) 2>&5 >/dev/null
+ cf_saveLIBS="$LIBS"
+ LIBS="conftest.a $LIBS"
+ if test "$cross_compiling" = yes; then
+ cf_cv_link_dataonly=unknown
+else
+ cat >conftest.$ac_ext <<_ACEOF
+#line 14143 "configure"
+#include "confdefs.h"
+
+ int main()
+ {
+ extern int testfunc();
+ ${cf_cv_main_return:-return} (!testfunc());
+ }
+
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:14154: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:14157: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (eval echo "$as_me:14159: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:14162: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ cf_cv_link_dataonly=yes
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+cf_cv_link_dataonly=no
+fi
+rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+ LIBS="$cf_saveLIBS"
+
+fi
+
+echo "$as_me:14177: result: $cf_cv_link_dataonly" >&5
+echo "${ECHO_T}$cf_cv_link_dataonly" >&6
+
+if test "$cf_cv_link_dataonly" = no ; then
+ cat >>confdefs.h <<\EOF
+#define BROKEN_LINKER 1
+EOF
+
+ BROKEN_LINKER=1
+fi
+
+### Checks for library functions.
+
+for ac_func in \
+getcwd \
+getegid \
+geteuid \
+getttynam \
+issetugid \
+poll \
+remove \
+select \
+setbuf \
+setbuffer \
+setvbuf \
+sigaction \
+sigvec \
+strdup \
+strstr \
+tcgetpgrp \
+times \
+vsnprintf \
+
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:14212: 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 14218 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char $ac_func (); below. */
+#include <assert.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 $ac_func ();
+char (*f) ();
+
+int
+main ()
+{
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+f = $ac_func;
+#endif
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:14249: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:14252: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:14255: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:14258: \$? = $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 "$as_me:14268: result: `eval echo '${'$as_ac_var'}'`" >&5
+echo "${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" | $as_tr_cpp` 1
+EOF
+
+fi
+done
+
+if test "$with_getcap" = "yes" ; then
+
+echo "$as_me:14280: checking for terminal-capability database functions" >&5
+echo $ECHO_N "checking for terminal-capability database functions... $ECHO_C" >&6
+if test "${cf_cv_cgetent+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+cat >conftest.$ac_ext <<_ACEOF
+#line 14287 "configure"
+#include "confdefs.h"
+
+#include <stdlib.h>
+int
+main ()
+{
+
+ char temp[128];
+ char *buf = temp;
+ char *db_array = temp;
+ cgetent(&buf, /* int *, */ &db_array, "vt100");
+ cgetcap(buf, "tc", '=');
+ cgetmatch(buf, "tc");
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:14307: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:14310: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:14313: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:14316: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ cf_cv_cgetent=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+cf_cv_cgetent=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+
+fi
+
+echo "$as_me:14328: result: $cf_cv_cgetent" >&5
+echo "${ECHO_T}$cf_cv_cgetent" >&6
+test "$cf_cv_cgetent" = yes && cat >>confdefs.h <<\EOF
+#define HAVE_BSD_CGETENT 1
+EOF
+
+fi
+
+echo "$as_me:14336: checking for isascii" >&5
+echo $ECHO_N "checking for isascii... $ECHO_C" >&6
+if test "${cf_cv_have_isascii+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ cat >conftest.$ac_ext <<_ACEOF
+#line 14343 "configure"
+#include "confdefs.h"
+#include <ctype.h>
+int
+main ()
+{
+int x = isascii(' ')
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:14355: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:14358: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:14361: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:14364: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ cf_cv_have_isascii=yes
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+cf_cv_have_isascii=no
+fi
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+
+fi
+echo "$as_me:14375: result: $cf_cv_have_isascii" >&5
+echo "${ECHO_T}$cf_cv_have_isascii" >&6
+test "$cf_cv_have_isascii" = yes && cat >>confdefs.h <<\EOF
+#define HAVE_ISASCII 1
+EOF
+
+if test "$ac_cv_func_sigaction" = yes; then
+echo "$as_me:14382: checking whether sigaction needs _POSIX_SOURCE" >&5
+echo $ECHO_N "checking whether sigaction needs _POSIX_SOURCE... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line 14385 "configure"
+#include "confdefs.h"
+
+#include <sys/types.h>
+#include <signal.h>
+int
+main ()
+{
+struct sigaction act
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:14399: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:14402: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:14405: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:14408: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ sigact_bad=no
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+
+cat >conftest.$ac_ext <<_ACEOF
+#line 14416 "configure"
+#include "confdefs.h"
+
+#define _POSIX_SOURCE
+#include <sys/types.h>
+#include <signal.h>
+int
+main ()
+{
+struct sigaction act
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:14431: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:14434: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:14437: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:14440: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ sigact_bad=yes
+ cat >>confdefs.h <<\EOF
+#define SVR4_ACTION 1
+EOF
+
+else
+ echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+sigact_bad=unknown
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:14455: result: $sigact_bad" >&5
+echo "${ECHO_T}$sigact_bad" >&6
+fi
+
+echo "$as_me:14459: checking if nanosleep really works" >&5
+echo $ECHO_N "checking if nanosleep really works... $ECHO_C" >&6
+if test "${cf_cv_func_nanosleep+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+if test "$cross_compiling" = yes; then
+ cf_cv_func_nanosleep=unknown
+else
+ cat >conftest.$ac_ext <<_ACEOF
+#line 14469 "configure"
+#include "confdefs.h"
+
+#include <stdio.h>
+#include <errno.h>
+#include <time.h>
+
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+
+int main() {
+ struct timespec ts1, ts2;
+ int code;
+ ts1.tv_sec = 0;
+ ts1.tv_nsec = 750000000;
+ ts2.tv_sec = 0;
+ ts2.tv_nsec = 0;
+ errno = 0;
+ code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
+ ${cf_cv_main_return:-return}(code != 0);
+}
+
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:14494: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:14497: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (eval echo "$as_me:14499: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:14502: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ cf_cv_func_nanosleep=yes
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+cf_cv_func_nanosleep=no
+fi
+rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+fi
+echo "$as_me:14514: result: $cf_cv_func_nanosleep" >&5
+echo "${ECHO_T}$cf_cv_func_nanosleep" >&6
+
+test "$cf_cv_func_nanosleep" = "yes" && cat >>confdefs.h <<\EOF
+#define HAVE_NANOSLEEP 1
+EOF
+
+for ac_header in \
+termio.h \
+termios.h \
+unistd.h \
+
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:14528: 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 14534 "configure"
+#include "confdefs.h"
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:14538: \"$ac_cpp conftest.$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:14544: \$? = $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 "$as_me:14563: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${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" | $as_tr_cpp` 1
+EOF
+
+fi
+done
+
+if test "$ISC" = yes ; then
+
+for ac_header in sys/termio.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:14578: 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 14584 "configure"
+#include "confdefs.h"
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:14588: \"$ac_cpp conftest.$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:14594: \$? = $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 "$as_me:14613: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${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" | $as_tr_cpp` 1
+EOF
+
+fi
+done
+
+fi
+if test "$ac_cv_header_termios_h" = yes ; then
+ case "$CFLAGS $CPPFLAGS" in
+ *-D_POSIX_SOURCE*)
+ termios_bad=dunno ;;
+ *) termios_bad=maybe ;;
+ esac
+ if test "$termios_bad" = maybe ; then
+ echo "$as_me:14631: checking whether termios.h needs _POSIX_SOURCE" >&5
+echo $ECHO_N "checking whether termios.h needs _POSIX_SOURCE... $ECHO_C" >&6
+ cat >conftest.$ac_ext <<_ACEOF
+#line 14634 "configure"
+#include "confdefs.h"
+#include <termios.h>
+int
+main ()
+{
+struct termios foo; int x = foo.c_iflag