--- rxvt-unicode/configure	2021/05/14 13:50:22	1.167
+++ rxvt-unicode/configure	2021/07/23 19:19:18	1.168
@@ -661,6 +661,8 @@
 STARTUP_NOTIFICATION_CFLAGS
 PIXBUF_LIBS
 PIXBUF_CFLAGS
+PTYTTY_LIBS
+PTYTTY_CFLAGS
 PKG_CONFIG
 X_EXTRA_LIBS
 X_LIBS
@@ -775,9 +777,6 @@
 with_term
 with_terminfo
 with_x
-enable_utmp
-enable_wtmp
-enable_lastlog
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1449,9 +1448,6 @@
   --enable-smart-resize   enable smart growth/shrink behaviour
   --enable-text-blink     enable blinking text
   --enable-pointer-blank  enable pointer blanking when typing or inactive
-  --enable-utmp           enable utmp (utmpx) support
-  --enable-wtmp           enable wtmp (wtmpx) support (requires --enable-utmp)
-  --enable-lastlog        enable lastlog support (requires --enable-utmp)
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
@@ -2043,66 +2039,6 @@
 
 } # ac_fn_c_find_uintX_t
 
-# ac_fn_cxx_check_member LINENO AGGR MEMBER VAR INCLUDES
-# ------------------------------------------------------
-# Tries to find if the field MEMBER exists in type AGGR, after including
-# INCLUDES, setting cache variable VAR accordingly.
-ac_fn_cxx_check_member ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
-printf %s "checking for $2.$3... " >&6; }
-if eval test \${$4+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$5
-int
-main (void)
-{
-static $2 ac_aggr;
-if (ac_aggr.$3)
-return 0;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
-  eval "$4=yes"
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$5
-int
-main (void)
-{
-static $2 ac_aggr;
-if (sizeof ac_aggr.$3)
-return 0;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
-  eval "$4=yes"
-else $as_nop
-  eval "$4=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-eval ac_res=\$$4
-	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-printf "%s\n" "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_cxx_check_member
-
 # ac_fn_cxx_try_run LINENO
 # ------------------------
 # Try to run conftest.$ac_ext, and return whether this succeeded. Assumes that
@@ -6999,6 +6935,28 @@
 fi
 
 
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libptytty" >&5
+printf %s "checking for libptytty... " >&6; }
+  if test $PKG_CONFIG != no && $PKG_CONFIG --exists libptytty; then
+    PTYTTY_CFLAGS="`$PKG_CONFIG --cflags libptytty`"
+    PTYTTY_LIBS="`$PKG_CONFIG --libs libptytty`"
+
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ok" >&5
+printf "%s\n" "ok" >&6; }
+    :
+  else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+
+  as_fn_error $? "unable to find libptytty" "$LINENO" 5
+
+  fi
+
+
+
+
+
 image_lib=none
 
 PIXBUF_CFLAGS=
@@ -7434,351 +7392,6 @@
 
 
 
-support_utmp=yes
-support_wtmp=yes
-support_lastlog=yes
-
-# Check whether --enable-utmp was given.
-if test ${enable_utmp+y}
-then :
-  enableval=$enable_utmp; if test x$enableval = xyes -o x$enableval = xno; then
-    support_utmp=$enableval
-  fi
-fi
-
-
-# Check whether --enable-wtmp was given.
-if test ${enable_wtmp+y}
-then :
-  enableval=$enable_wtmp; if test x$enableval = xyes -o x$enableval = xno; then
-    support_wtmp=$enableval
-  fi
-fi
-
-
-# Check whether --enable-lastlog was given.
-if test ${enable_lastlog+y}
-then :
-  enableval=$enable_lastlog; if test x$enableval = xyes -o x$enableval = xno; then
-    support_lastlog=$enableval
-  fi
-fi
-
-
-if test x$support_utmp = xyes; then
-
-printf "%s\n" "#define UTMP_SUPPORT 1" >>confdefs.h
-
-fi
-if test x$support_wtmp = xyes; then
-
-printf "%s\n" "#define WTMP_SUPPORT 1" >>confdefs.h
-
-fi
-if test x$support_lastlog = xyes; then
-
-printf "%s\n" "#define LASTLOG_SUPPORT 1" >>confdefs.h
-
-fi
-
-ac_fn_cxx_check_func "$LINENO" "updwtmp" "ac_cv_func_updwtmp"
-if test "x$ac_cv_func_updwtmp" = xyes
-then :
-  printf "%s\n" "#define HAVE_UPDWTMP 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_func "$LINENO" "updwtmpx" "ac_cv_func_updwtmpx"
-if test "x$ac_cv_func_updwtmpx" = xyes
-then :
-  printf "%s\n" "#define HAVE_UPDWTMPX 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_func "$LINENO" "updlastlogx" "ac_cv_func_updlastlogx"
-if test "x$ac_cv_func_updlastlogx" = xyes
-then :
-  printf "%s\n" "#define HAVE_UPDLASTLOGX 1" >>confdefs.h
-
-fi
-
-
-ac_fn_cxx_check_header_compile "$LINENO" "lastlog.h" "ac_cv_header_lastlog_h" "$ac_includes_default"
-if test "x$ac_cv_header_lastlog_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_LASTLOG_H 1" >>confdefs.h
-
-fi
-
-
-case $host in
-   *-*-solaris*)
-
-printf "%s\n" "#define __EXTENSIONS__ 1" >>confdefs.h
-
-      ;;
-esac
-
-
-       for ac_header in utmp.h
-do :
-  ac_fn_cxx_check_header_compile "$LINENO" "utmp.h" "ac_cv_header_utmp_h" "$ac_includes_default"
-if test "x$ac_cv_header_utmp_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_UTMP_H 1" >>confdefs.h
-
-ac_fn_cxx_check_type "$LINENO" "struct utmp" "ac_cv_type_struct_utmp" "
-#include <sys/types.h>
-#include <utmp.h>
-
-"
-if test "x$ac_cv_type_struct_utmp" = xyes
-then :
-
-printf "%s\n" "#define HAVE_STRUCT_UTMP 1" >>confdefs.h
-
-
-fi
-
-
-ac_fn_cxx_check_member "$LINENO" "struct utmp" "ut_host" "ac_cv_member_struct_utmp_ut_host" "
-#include <sys/types.h>
-#include <utmp.h>
-
-"
-if test "x$ac_cv_member_struct_utmp_ut_host" = xyes
-then :
-
-printf "%s\n" "#define HAVE_UTMP_HOST 1" >>confdefs.h
-
-fi
-
-
-ac_fn_cxx_check_member "$LINENO" "struct utmp" "ut_pid" "ac_cv_member_struct_utmp_ut_pid" "
-#include <sys/types.h>
-#include <utmp.h>
-
-"
-if test "x$ac_cv_member_struct_utmp_ut_pid" = xyes
-then :
-
-printf "%s\n" "#define HAVE_UTMP_PID 1" >>confdefs.h
-
-fi
-
-
-fi
-
-done
-
-       for ac_header in utmpx.h
-do :
-  ac_fn_cxx_check_header_compile "$LINENO" "utmpx.h" "ac_cv_header_utmpx_h" "$ac_includes_default"
-if test "x$ac_cv_header_utmpx_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_UTMPX_H 1" >>confdefs.h
-
-ac_fn_cxx_check_type "$LINENO" "struct utmpx" "ac_cv_type_struct_utmpx" "
-#include <sys/types.h>
-#include <utmpx.h>
-
-"
-if test "x$ac_cv_type_struct_utmpx" = xyes
-then :
-
-printf "%s\n" "#define HAVE_STRUCT_UTMPX 1" >>confdefs.h
-
-
-fi
-
-
-ac_fn_cxx_check_member "$LINENO" "struct utmpx" "ut_host" "ac_cv_member_struct_utmpx_ut_host" "
-#include <sys/types.h>
-#include <utmpx.h>
-
-"
-if test "x$ac_cv_member_struct_utmpx_ut_host" = xyes
-then :
-
-printf "%s\n" "#define HAVE_UTMPX_HOST 1" >>confdefs.h
-
-fi
-
-
-fi
-
-done
-ac_fn_cxx_check_type "$LINENO" "struct lastlog" "ac_cv_type_struct_lastlog" "
-#include <sys/types.h>
-#include <utmp.h>
-#ifdef HAVE_LASTLOG_H
-#include <lastlog.h>
-#endif
-
-"
-if test "x$ac_cv_type_struct_lastlog" = xyes
-then :
-
-printf "%s\n" "#define HAVE_STRUCT_LASTLOG 1" >>confdefs.h
-
-
-fi
-
-
-ac_fn_cxx_check_type "$LINENO" "struct lastlogx" "ac_cv_type_struct_lastlogx" "
-#include <sys/types.h>
-#include <utmpx.h>
-#ifdef HAVE_LASTLOG_H
-#include <lastlog.h>
-#endif
-
-"
-if test "x$ac_cv_type_struct_lastlogx" = xyes
-then :
-
-printf "%s\n" "#define HAVE_STRUCT_LASTLOGX 1" >>confdefs.h
-
-
-fi
-
-
-
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a fallback location of utmp" >&5
-printf %s "checking for a fallback location of utmp... " >&6; }
-if test ${pt_cv_path_utmp+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-if test "$cross_compiling" != yes; then
-  for file in "/var/run/utmp" "/var/adm/utmp" "/etc/utmp" "/usr/etc/utmp" "/usr/adm/utmp"; do
-    if test -f "$file"; then
-      pt_cv_path_utmp=$file
-      break
-    fi
-  done
-fi
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $pt_cv_path_utmp" >&5
-printf "%s\n" "$pt_cv_path_utmp" >&6; }
-if test x$pt_cv_path_utmp != x; then
-
-printf "%s\n" "#define PT_UTMP_FILE \"$pt_cv_path_utmp\"" >>confdefs.h
-
-elif test "$cross_compiling" = yes; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Define PT_UTMP_FILE in config.h manually" >&5
-printf "%s\n" "$as_me: WARNING: Define PT_UTMP_FILE in config.h manually" >&2;}
-fi
-
-
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a fallback location of wtmp" >&5
-printf %s "checking for a fallback location of wtmp... " >&6; }
-if test ${pt_cv_path_wtmp+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-if test "$cross_compiling" != yes; then
-  for file in "/var/log/wtmp" "/var/adm/wtmp" "/etc/wtmp" "/usr/etc/wtmp" "/usr/adm/wtmp"; do
-    if test -f "$file"; then
-      pt_cv_path_wtmp=$file
-      break
-    fi
-  done
-fi
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $pt_cv_path_wtmp" >&5
-printf "%s\n" "$pt_cv_path_wtmp" >&6; }
-if test x$pt_cv_path_wtmp != x; then
-
-printf "%s\n" "#define PT_WTMP_FILE \"$pt_cv_path_wtmp\"" >>confdefs.h
-
-elif test "$cross_compiling" = yes; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Define PT_WTMP_FILE in config.h manually" >&5
-printf "%s\n" "$as_me: WARNING: Define PT_WTMP_FILE in config.h manually" >&2;}
-fi
-
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a fallback location of wtmpx" >&5
-printf %s "checking for a fallback location of wtmpx... " >&6; }
-if test ${pt_cv_path_wtmpx+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-if test "$cross_compiling" != yes; then
-  for file in "/var/log/wtmpx" "/var/adm/wtmpx"; do
-    if test -f "$file"; then
-      pt_cv_path_wtmpx=$file
-      break
-    fi
-  done
-fi
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $pt_cv_path_wtmpx" >&5
-printf "%s\n" "$pt_cv_path_wtmpx" >&6; }
-if test x$pt_cv_path_wtmpx != x; then
-
-printf "%s\n" "#define PT_WTMPX_FILE \"$pt_cv_path_wtmpx\"" >>confdefs.h
-
-elif test "$cross_compiling" = yes; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Define PT_WTMPX_FILE in config.h manually" >&5
-printf "%s\n" "$as_me: WARNING: Define PT_WTMPX_FILE in config.h manually" >&2;}
-fi
-
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a fallback location of lastlog" >&5
-printf %s "checking for a fallback location of lastlog... " >&6; }
-if test ${pt_cv_path_lastlog+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-if test "$cross_compiling" != yes; then
-  for file in "/var/log/lastlog" "/var/adm/lastlog"; do
-    if test -f "$file"; then
-      pt_cv_path_lastlog=$file
-      break
-    fi
-  done
-fi
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $pt_cv_path_lastlog" >&5
-printf "%s\n" "$pt_cv_path_lastlog" >&6; }
-if test x$pt_cv_path_lastlog != x; then
-
-printf "%s\n" "#define PT_LASTLOG_FILE \"$pt_cv_path_lastlog\"" >>confdefs.h
-
-elif test "$cross_compiling" = yes; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Define PT_LASTLOG_FILE in config.h manually" >&5
-printf "%s\n" "$as_me: WARNING: Define PT_LASTLOG_FILE in config.h manually" >&2;}
-fi
-
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a fallback location of lastlogx" >&5
-printf %s "checking for a fallback location of lastlogx... " >&6; }
-if test ${pt_cv_path_lastlogx+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-if test "$cross_compiling" != yes; then
-  for file in "/var/log/lastlogx" "/var/adm/lastlogx"; do
-    if test -f "$file"; then
-      pt_cv_path_lastlogx=$file
-      break
-    fi
-  done
-fi
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $pt_cv_path_lastlogx" >&5
-printf "%s\n" "$pt_cv_path_lastlogx" >&6; }
-if test x$pt_cv_path_lastlogx != x; then
-
-printf "%s\n" "#define PT_LASTLOGX_FILE \"$pt_cv_path_lastlogx\"" >>confdefs.h
-
-elif test "$cross_compiling" = yes; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Define PT_LASTLOGX_FILE in config.h manually" >&5
-printf "%s\n" "$as_me: WARNING: Define PT_LASTLOGX_FILE in config.h manually" >&2;}
-fi
-
-
-
 
 save_LIBS=$LIBS
 save_CXXFLAGS=$CXXFLAGS
@@ -7935,396 +7548,6 @@
 
 fi
 
-
-
-case $host in
-   *-*-solaris*)
-      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#if __STDC_VERSION__ >= 199901L
-error
-#endif
-
-int
-main (void)
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
-  printf "%s\n" "#define _XOPEN_SOURCE 500" >>confdefs.h
-
-else $as_nop
-  printf "%s\n" "#define _XOPEN_SOURCE 600" >>confdefs.h
-
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing sendmsg" >&5
-printf %s "checking for library containing sendmsg... " >&6; }
-if test ${ac_cv_search_sendmsg+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  ac_func_search_save_LIBS=$LIBS
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-namespace conftest {
-  extern "C" int sendmsg ();
-}
-int
-main (void)
-{
-return conftest::sendmsg ();
-  ;
-  return 0;
-}
-_ACEOF
-for ac_lib in '' socket
-do
-  if test -z "$ac_lib"; then
-    ac_res="none required"
-  else
-    ac_res=-l$ac_lib
-    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
-  fi
-  if ac_fn_cxx_try_link "$LINENO"
-then :
-  ac_cv_search_sendmsg=$ac_res
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext
-  if test ${ac_cv_search_sendmsg+y}
-then :
-  break
-fi
-done
-if test ${ac_cv_search_sendmsg+y}
-then :
-
-else $as_nop
-  ac_cv_search_sendmsg=no
-fi
-rm conftest.$ac_ext
-LIBS=$ac_func_search_save_LIBS
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_sendmsg" >&5
-printf "%s\n" "$ac_cv_search_sendmsg" >&6; }
-ac_res=$ac_cv_search_sendmsg
-if test "$ac_res" != no
-then :
-  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
-
-fi
-
-      ;;
-esac
-
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for unix-compliant filehandle passing ability" >&5
-printf %s "checking for unix-compliant filehandle passing ability... " >&6; }
-if test ${pt_cv_can_pass_fds+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <stddef.h> // broken bsds (is that redundant?) need this
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <sys/uio.h>
-
-int
-main (void)
-{
-
-{
-  msghdr msg;
-  iovec iov;
-  char buf [100];
-  char data = 0;
-
-  iov.iov_base = &data;
-  iov.iov_len  = 1;
-
-  msg.msg_iov        = &iov;
-  msg.msg_iovlen     = 1;
-  msg.msg_control    = buf;
-  msg.msg_controllen = sizeof buf;
-
-  cmsghdr *cmsg = CMSG_FIRSTHDR (&msg);
-  cmsg->cmsg_level = SOL_SOCKET;
-  cmsg->cmsg_type  = SCM_RIGHTS;
-  cmsg->cmsg_len   = 100;
-
-  *(int *)CMSG_DATA (cmsg) = 5;
-
-  return sendmsg (3, &msg, 0);
-}
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_cxx_try_link "$LINENO"
-then :
-  pt_cv_can_pass_fds=yes
-else $as_nop
-  pt_cv_can_pass_fds=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $pt_cv_can_pass_fds" >&5
-printf "%s\n" "$pt_cv_can_pass_fds" >&6; }
-if test x$pt_cv_can_pass_fds = xyes; then
-
-printf "%s\n" "#define HAVE_UNIX_FDPASS 1" >>confdefs.h
-
-else
-   as_fn_error $? "libptytty requires unix-compliant filehandle passing ability" "$LINENO" 5
-fi
-
-
-
-ac_fn_cxx_check_header_compile "$LINENO" "pty.h" "ac_cv_header_pty_h" "$ac_includes_default"
-if test "x$ac_cv_header_pty_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_PTY_H 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_header_compile "$LINENO" "util.h" "ac_cv_header_util_h" "$ac_includes_default"
-if test "x$ac_cv_header_util_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_UTIL_H 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_header_compile "$LINENO" "libutil.h" "ac_cv_header_libutil_h" "$ac_includes_default"
-if test "x$ac_cv_header_libutil_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_LIBUTIL_H 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_header_compile "$LINENO" "sys/ioctl.h" "ac_cv_header_sys_ioctl_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_ioctl_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_SYS_IOCTL_H 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_header_compile "$LINENO" "stropts.h" "ac_cv_header_stropts_h" "$ac_includes_default"
-if test "x$ac_cv_header_stropts_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_STROPTS_H 1" >>confdefs.h
-
-fi
-
-
-ac_fn_cxx_check_func "$LINENO" "revoke" "ac_cv_func_revoke"
-if test "x$ac_cv_func_revoke" = xyes
-then :
-  printf "%s\n" "#define HAVE_REVOKE 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_func "$LINENO" "_getpty" "ac_cv_func__getpty"
-if test "x$ac_cv_func__getpty" = xyes
-then :
-  printf "%s\n" "#define HAVE__GETPTY 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_func "$LINENO" "getpt" "ac_cv_func_getpt"
-if test "x$ac_cv_func_getpt" = xyes
-then :
-  printf "%s\n" "#define HAVE_GETPT 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_func "$LINENO" "posix_openpt" "ac_cv_func_posix_openpt"
-if test "x$ac_cv_func_posix_openpt" = xyes
-then :
-  printf "%s\n" "#define HAVE_POSIX_OPENPT 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_func "$LINENO" "isastream" "ac_cv_func_isastream"
-if test "x$ac_cv_func_isastream" = xyes
-then :
-  printf "%s\n" "#define HAVE_ISASTREAM 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_func "$LINENO" "setuid" "ac_cv_func_setuid"
-if test "x$ac_cv_func_setuid" = xyes
-then :
-  printf "%s\n" "#define HAVE_SETUID 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_func "$LINENO" "seteuid" "ac_cv_func_seteuid"
-if test "x$ac_cv_func_seteuid" = xyes
-then :
-  printf "%s\n" "#define HAVE_SETEUID 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_func "$LINENO" "setreuid" "ac_cv_func_setreuid"
-if test "x$ac_cv_func_setreuid" = xyes
-then :
-  printf "%s\n" "#define HAVE_SETREUID 1" >>confdefs.h
-
-fi
-ac_fn_cxx_check_func "$LINENO" "setresuid" "ac_cv_func_setresuid"
-if test "x$ac_cv_func_setresuid" = xyes
-then :
-  printf "%s\n" "#define HAVE_SETRESUID 1" >>confdefs.h
-
-fi
-
-
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for UNIX98 ptys" >&5
-printf %s "checking for UNIX98 ptys... " >&6; }
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdlib.h>
-int
-main (void)
-{
-grantpt(0);unlockpt(0);ptsname(0);
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_cxx_try_link "$LINENO"
-then :
-  unix98_pty=yes
-
-printf "%s\n" "#define UNIX98_PTY 1" >>confdefs.h
-
-   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext conftest.$ac_ext
-
-if test -z "$unix98_pty"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing openpty" >&5
-printf %s "checking for library containing openpty... " >&6; }
-if test ${ac_cv_search_openpty+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  ac_func_search_save_LIBS=$LIBS
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-namespace conftest {
-  extern "C" int openpty ();
-}
-int
-main (void)
-{
-return conftest::openpty ();
-  ;
-  return 0;
-}
-_ACEOF
-for ac_lib in '' util
-do
-  if test -z "$ac_lib"; then
-    ac_res="none required"
-  else
-    ac_res=-l$ac_lib
-    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
-  fi
-  if ac_fn_cxx_try_link "$LINENO"
-then :
-  ac_cv_search_openpty=$ac_res
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext
-  if test ${ac_cv_search_openpty+y}
-then :
-  break
-fi
-done
-if test ${ac_cv_search_openpty+y}
-then :
-
-else $as_nop
-  ac_cv_search_openpty=no
-fi
-rm conftest.$ac_ext
-LIBS=$ac_func_search_save_LIBS
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_openpty" >&5
-printf "%s\n" "$ac_cv_search_openpty" >&6; }
-ac_res=$ac_cv_search_openpty
-if test "$ac_res" != no
-then :
-  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
-
-printf "%s\n" "#define HAVE_OPENPTY 1" >>confdefs.h
-
-fi
-
-fi
-
-
-
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for tty group" >&5
-printf %s "checking for tty group... " >&6; }
-if test ${pt_cv_tty_group+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  if test "$cross_compiling" = yes
-then :
-  pt_cv_tty_group=no
-else $as_nop
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <grp.h>
-
-int main()
-{
-  struct stat st;
-  struct group *gr;
-  char *tty;
-  gr = getgrnam("tty");
-  tty = ttyname(0);
-  if (gr != 0
-      && tty != 0
-      && (stat(tty, &st)) == 0
-      && st.st_gid == gr->gr_gid)
-    return 0;
-  else
-    return 1;
-}
-_ACEOF
-if ac_fn_cxx_try_run "$LINENO"
-then :
-  pt_cv_tty_group=yes
-else $as_nop
-  pt_cv_tty_group=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $pt_cv_tty_group" >&5
-printf "%s\n" "$pt_cv_tty_group" >&6; }
-if test x$pt_cv_tty_group = xyes; then
-
-printf "%s\n" "#define TTY_GID_SUPPORT 1" >>confdefs.h
-
-fi
-
 support_image=no
 if test x$support_inheritpixmap = xyes || test x$support_pixbuf = xyes; then
   support_image=yes