configure

$as_echo "#define HAVE_ATOMIC_BUILTINS 1" >>confdefs.h

fi

case $host in
    powerpc-405-*)
        # The IBM ppc405cr processor has a bugged stwcx instruction.

$as_echo "#define PPC405_ERRATA 1" >>confdefs.h

        ;;
    *)
        ;;
esac


if test "$GCC" = "yes"; then
  MKDEP='$(CC) -MM'
else
  rm -f conftest.c
  cat > conftest.c <<EOF
#include <sys/types.h>
  int main() { return 0; }
EOF
  MKDEP="true"
  for i in "$CC -MM" "$CC -M" "$CPP -MM" "$CPP -M" "cpp -M"; do
    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $i can create proper make dependencies" >&5
$as_echo_n "checking if $i can create proper make dependencies... " >&6; }
    if $i conftest.c 2>/dev/null | grep 'conftest.o: conftest.c' >/dev/null; then
      MKDEP=$i
      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
      break;
    fi
    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
  done
  rm -f conftest.c
fi




proc_mutex_is_global=0

config_subdirs="none"
INSTALL_SUBDIRS="none"
OBJECTS_PLATFORM='$(OBJECTS_unix)'

case $host in
   i386-ibm-aix* | *-ibm-aix[1-2].* | *-ibm-aix3.* | *-ibm-aix4.1 | *-ibm-aix4.1.* | *-ibm-aix4.2 | *-ibm-aix4.2.*)
       OSDIR="aix"

  if test "x$LDFLAGS" = "x"; then
    test "x$silent" != "xyes" && echo "  setting LDFLAGS to \"-lld\""
    LDFLAGS="-lld"
  else
    apr_addto_bugger="-lld"
    for i in $apr_addto_bugger; do
      apr_addto_duplicate="0"
      for j in $LDFLAGS; do
        if test "x$i" = "x$j"; then
          apr_addto_duplicate="1"
          break
        fi
      done
      if test $apr_addto_duplicate = "0"; then
        test "x$silent" != "xyes" && echo "  adding \"$i\" to LDFLAGS"
        LDFLAGS="$LDFLAGS $i"
      fi
    done
  fi

       eolstr="\\n"
       OBJECTS_PLATFORM='$(OBJECTS_aix)'
       ;;
   *-os2*)

  if test "x$CPPFLAGS" = "x"; then
    test "x$silent" != "xyes" && echo "  setting CPPFLAGS to \"-DOS2\""
    CPPFLAGS="-DOS2"
  else
    apr_addto_bugger="-DOS2"
    for i in $apr_addto_bugger; do
      apr_addto_duplicate="0"
      for j in $CPPFLAGS; do
        if test "x$i" = "x$j"; then
          apr_addto_duplicate="1"
          break
        fi
      done
      if test $apr_addto_duplicate = "0"; then
        test "x$silent" != "xyes" && echo "  adding \"$i\" to CPPFLAGS"
        CPPFLAGS="$CPPFLAGS $i"
      fi
    done
  fi


  if test "x$CFLAGS" = "x"; then
    test "x$silent" != "xyes" && echo "  setting CFLAGS to \"-Zmt\""
    CFLAGS="-Zmt"
  else
    apr_addto_bugger="-Zmt"
    for i in $apr_addto_bugger; do
      apr_addto_duplicate="0"
      for j in $CFLAGS; do
        if test "x$i" = "x$j"; then
          apr_addto_duplicate="1"
          break
        fi
      done
      if test $apr_addto_duplicate = "0"; then
        test "x$silent" != "xyes" && echo "  adding \"$i\" to CFLAGS"
        CFLAGS="$CFLAGS $i"
      fi
    done
  fi

       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for random in -lbsd" >&5
$as_echo_n "checking for random in -lbsd... " >&6; }
if ${ac_cv_lib_bsd_random+:} false; then :
  $as_echo_n "(cached) " >&6
else
  ac_check_lib_save_LIBS=$LIBS
LIBS="-lbsd  $LIBS"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

/* Override any GCC internal prototype to avoid an error.
   Use char because int might match the return type of a GCC
   builtin and then its argument prototype would still apply.  */
#ifdef __cplusplus
extern "C"
#endif
char random ();
int
main ()
{
return random ();
  ;
  return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
  ac_cv_lib_bsd_random=yes
else
  ac_cv_lib_bsd_random=no
fi
rm -f core conftest.err conftest.$ac_objext \
    conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_check_lib_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_random" >&5
$as_echo "$ac_cv_lib_bsd_random" >&6; }
if test "x$ac_cv_lib_bsd_random" = xyes; then :
  cat >>confdefs.h <<_ACEOF
#define HAVE_LIBBSD 1
_ACEOF

  LIBS="-lbsd $LIBS"

fi

       OSDIR="os2"
       enable_threads="system_threads"
       eolstr="\\r\\n"
       file_as_socket="0"
       proc_mutex_is_global=1
       OBJECTS_PLATFORM='$(OBJECTS_os2)'
       ;;
   *beos*)
       OSDIR="beos"

  if test "x$CPPFLAGS" = "x"; then
    test "x$silent" != "xyes" && echo "  setting CPPFLAGS to \"-DBEOS\""
    CPPFLAGS="-DBEOS"
  else
    apr_addto_bugger="-DBEOS"
    for i in $apr_addto_bugger; do
      apr_addto_duplicate="0"
      for j in $CPPFLAGS; do
        if test "x$i" = "x$j"; then
          apr_addto_duplicate="1"
          break
        fi
      done
      if test $apr_addto_duplicate = "0"; then
        test "x$silent" != "xyes" && echo "  adding \"$i\" to CPPFLAGS"
        CPPFLAGS="$CPPFLAGS $i"
      fi
    done
  fi

       enable_threads="system_threads"
       native_mmap_emul="1"

  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for BONE_VERSION in sys/socket.h" >&5
$as_echo_n "checking for BONE_VERSION in sys/socket.h... " >&6; }
if ${ac_cv_define_BONE_VERSION+:} false; then :
  $as_echo_n "(cached) " >&6
else

    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

#include <sys/socket.h>
#ifdef BONE_VERSION
YES_IS_DEFINED
#endif

_ACEOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1; then :
  ac_cv_define_BONE_VERSION=yes
else
  ac_cv_define_BONE_VERSION=no
fi
rm -f conftest*


fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_define_BONE_VERSION" >&5
$as_echo "$ac_cv_define_BONE_VERSION" >&6; }
  if test "$ac_cv_define_BONE_VERSION" = "yes"; then

$as_echo "#define HAVE_BONE_VERSION 1" >>confdefs.h

  fi

       eolstr="\\n"
       osver=`uname -r`
       proc_mutex_is_global=1
       OBJECTS_PLATFORM='$(OBJECTS_beos)'
       case $osver in
          5.0.4)
             file_as_socket="1"
             ;;
          *)
             file_as_socket="0"
             ;;
       esac
       ;;
   *apple-darwin*)
       ac_cv_func_fdatasync="no" # Mac OS X wrongly reports it has fdatasync()
       OSDIR="unix"
       eolstr="\\n"
       ;;
   *os390)
       OSDIR="os390"
       OBJECTS_PLATFORM='$(OBJECTS_os390)'
       eolstr="\\n"
       ;;
   *os400)
       OSDIR="as400"
       eolstr="\\n"
       ;;
   *mingw*)
       OSDIR="win32"
       enable_threads="system_threads"
       eolstr="\\r\\n"
       file_as_socket=0
       proc_mutex_is_global=1
       OBJECTS_PLATFORM='$(OBJECTS_win32)'
       ;;
   *cygwin*)
       OSDIR="unix"
       enable_threads="no"
       eolstr="\\n"
       ;;
   *hpux10* )
       enable_threads="no"
       OSDIR="unix"
       eolstr="\\n"
       ;;
   *darwin* )
       ac_cv_func_fdatasync="no" # Mac OS X wrongly reports it has fdatasync()
       OSDIR="unix"
       eolstr="\\n"
       ;;
   *)
       OSDIR="unix"
       eolstr="\\n"
       ;;
esac



# Check whether LFS has explicitly been disabled
# Check whether --enable-lfs was given.
if test "${enable_lfs+set}" = set; then :
  enableval=$enable_lfs; apr_lfs_choice=$enableval
else
  apr_lfs_choice=yes
fi


if test "$apr_lfs_choice" = "yes"; then
   # Check whether the transitional LFS API is sufficient
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable -D_LARGEFILE64_SOURCE" >&5
$as_echo_n "checking whether to enable -D_LARGEFILE64_SOURCE... " >&6; }
if ${apr_cv_use_lfs64+:} false; then :
  $as_echo_n "(cached) " >&6
else

   apr_save_CPPFLAGS=$CPPFLAGS
   CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE"
   if test "$cross_compiling" = yes; then :
  apr_cv_use_lfs64=no
else
  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>

void main(void)
{
    int fd, ret = 0;
    struct stat64 st;
    off64_t off = 4242;

    if (sizeof(off64_t) != 8 || sizeof(off_t) != 4)
       exit(1);
    if ((fd = open("conftest.lfs", O_LARGEFILE|O_CREAT|O_WRONLY, 0644)) < 0)
       exit(2);
    if (ftruncate64(fd, off) != 0)
       ret = 3;
    else if (fstat64(fd, &st) != 0 || st.st_size != off)
       ret = 4;
    else if (lseek64(fd, off, SEEK_SET) != off)
       ret = 5;
    else if (close(fd) != 0)
       ret = 6;
    else if (lstat64("conftest.lfs", &st) != 0 || st.st_size != off)
       ret = 7;
    else if (stat64("conftest.lfs", &st) != 0 || st.st_size != off)
       ret = 8;
    unlink("conftest.lfs");

    exit(ret);
}
_ACEOF
if ac_fn_c_try_run "$LINENO"; then :
  apr_cv_use_lfs64=yes
else
  apr_cv_use_lfs64=no
fi
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
  conftest.$ac_objext conftest.beam conftest.$ac_ext
fi

   CPPFLAGS=$apr_save_CPPFLAGS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $apr_cv_use_lfs64" >&5
$as_echo "$apr_cv_use_lfs64" >&6; }
   if test "$apr_cv_use_lfs64" = "yes"; then

  if test "x$CPPFLAGS" = "x"; then
    test "x$silent" != "xyes" && echo "  setting CPPFLAGS to \"-D_LARGEFILE64_SOURCE\""
    CPPFLAGS="-D_LARGEFILE64_SOURCE"
  else
    apr_addto_bugger="-D_LARGEFILE64_SOURCE"
    for i in $apr_addto_bugger; do
      apr_addto_duplicate="0"
      for j in $CPPFLAGS; do
        if test "x$i" = "x$j"; then
          apr_addto_duplicate="1"
          break
        fi
      done
      if test $apr_addto_duplicate = "0"; then
        test "x$silent" != "xyes" && echo "  adding \"$i\" to CPPFLAGS"
        CPPFLAGS="$CPPFLAGS $i"
      fi
    done
  fi

   fi
fi

# Check whether --enable-nonportable-atomics was given.
if test "${enable_nonportable_atomics+set}" = set; then :
  enableval=$enable_nonportable_atomics; if test $enableval = yes; then
   force_generic_atomics=no
 else
   force_generic_atomics=yes
 fi

else
  case $host_cpu in
   i[456]86) force_generic_atomics=yes ;;
   *) force_generic_atomics=no
      case $host in
         *solaris2.10*)
            cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */
#include <atomic.h>
int
main ()
{
void *ptr = NULL; atomic_cas_ptr(&ptr, NULL, NULL);
  ;
  return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :

else
  force_generic_atomics=yes

fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
            if test $force_generic_atomics = yes; then
                { $as_echo "$as_me:${as_lineno-$LINENO}: nonportable atomic support disabled, system needs Patch-ID 118884 or 118885" >&5
$as_echo "$as_me: nonportable atomic support disabled, system needs Patch-ID 118884 or 118885" >&6;}
            fi
            ;;
      esac
      ;;
esac

fi


if test $force_generic_atomics = yes; then

$as_echo "#define USE_ATOMICS_GENERIC 1" >>confdefs.h

fi





# For some platforms we need a version string which allows easy numeric
# comparisons.
case $host in
    *freebsd*)
        if test -x /sbin/sysctl; then
            os_version=`/sbin/sysctl -n kern.osreldate`
        else
            os_version=000000
        fi
        ;;
    *linux*)
        os_major=`uname -r | sed -e 's/\([1-9][0-9]*\)\..*/\1/'`
        os_minor=`uname -r | sed -e 's/[1-9][0-9]*\.\([0-9]\+\)\..*/\1/'`
        if test $os_major -lt 2 -o \( $os_major -eq 2 -a $os_minor -lt 4 \); then
            { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Configured for pre-2.4 Linux $os_major.$os_minor" >&5
$as_echo "$as_me: WARNING: Configured for pre-2.4 Linux $os_major.$os_minor" >&2;}
            os_pre24linux=1
        else
            os_pre24linux=0
            { $as_echo "$as_me:${as_lineno-$LINENO}: Configured for Linux $os_major.$os_minor" >&5
$as_echo "$as_me: Configured for Linux $os_major.$os_minor" >&6;}
        fi
        ;;
    *os390)
        os_version=`uname -r | sed -e 's/\.//g'`
        ;;
    *)
        os_version=OS_VERSION_IS_NOT_SET
        ;;
esac

echo "${nl}Checking for libraries..."

case $host in
   *mingw*)

  if test "x$LIBS" = "x"; then
    test "x$silent" != "xyes" && echo "  setting LIBS to \"-lshell32 -ladvapi32 -lws2_32 -lrpcrt4 -lmswsock\""
    LIBS="-lshell32 -ladvapi32 -lws2_32 -lrpcrt4 -lmswsock"
  else
    apr_addto_bugger="-lshell32 -ladvapi32 -lws2_32 -lrpcrt4 -lmswsock"
    for i in $apr_addto_bugger; do
      apr_addto_duplicate="0"
      for j in $LIBS; do
        if test "x$i" = "x$j"; then
          apr_addto_duplicate="1"
          break
        fi
      done
      if test $apr_addto_duplicate = "0"; then
        test "x$silent" != "xyes" && echo "  adding \"$i\" to LIBS"
        LIBS="$LIBS $i"
      fi
    done
  fi

      ac_cv_func_CreateFileMapping=yes
      ;;
   *)
      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing gethostbyname" >&5
$as_echo_n "checking for library containing gethostbyname... " >&6; }
if ${ac_cv_search_gethostbyname+:} false; then :
  $as_echo_n "(cached) " >&6
else
  ac_func_search_save_LIBS=$LIBS
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

/* Override any GCC internal prototype to avoid an error.
   Use char because int might match the return type of a GCC
   builtin and then its argument prototype would still apply.  */
#ifdef __cplusplus
extern "C"
#endif
char gethostbyname ();
int
main ()
{
return gethostbyname ();
  ;
  return 0;
}
_ACEOF
for ac_lib in '' nsl; do
  if test -z "$ac_lib"; then
    ac_res="none required"
  else
    ac_res=-l$ac_lib
    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
  fi
  if ac_fn_c_try_link "$LINENO"; then :
  ac_cv_search_gethostbyname=$ac_res
fi
rm -f core conftest.err conftest.$ac_objext \
    conftest$ac_exeext
  if ${ac_cv_search_gethostbyname+:} false; then :
  break
fi
done
if ${ac_cv_search_gethostbyname+:} false; then :

else
  ac_cv_search_gethostbyname=no
fi
rm conftest.$ac_ext
LIBS=$ac_func_search_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_gethostbyname" >&5
$as_echo "$ac_cv_search_gethostbyname" >&6; }
ac_res=$ac_cv_search_gethostbyname
if test "$ac_res" != no; then :
  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"

fi

      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing gethostname" >&5
$as_echo_n "checking for library containing gethostname... " >&6; }
if ${ac_cv_search_gethostname+:} false; then :
  $as_echo_n "(cached) " >&6
else
  ac_func_search_save_LIBS=$LIBS
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

/* Override any GCC internal prototype to avoid an error.
   Use char because int might match the return type of a GCC
   builtin and then its argument prototype would still apply.  */
#ifdef __cplusplus
extern "C"
#endif
char gethostname ();
int
main ()
{
return gethostname ();
  ;
  return 0;
}
_ACEOF
for ac_lib in '' nsl; do
  if test -z "$ac_lib"; then
    ac_res="none required"
  else
    ac_res=-l$ac_lib
    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
  fi
  if ac_fn_c_try_link "$LINENO"; then :
  ac_cv_search_gethostname=$ac_res
fi
rm -f core conftest.err conftest.$ac_objext \
    conftest$ac_exeext
  if ${ac_cv_search_gethostname+:} false; then :
  break
fi
done
if ${ac_cv_search_gethostname+:} false; then :

else
  ac_cv_search_gethostname=no
fi
rm conftest.$ac_ext
LIBS=$ac_func_search_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_gethostname" >&5
$as_echo "$ac_cv_search_gethostname" >&6; }
ac_res=$ac_cv_search_gethostname
if test "$ac_res" != no; then :
  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"

fi

      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing socket" >&5
$as_echo_n "checking for library containing socket... " >&6; }
if ${ac_cv_search_socket+:} false; then :
  $as_echo_n "(cached) " >&6
else
  ac_func_search_save_LIBS=$LIBS
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

/* Override any GCC internal prototype to avoid an error.
   Use char because int might match the return type of a GCC
   builtin and then its argument prototype would still apply.  */
#ifdef __cplusplus
extern "C"
#endif
char socket ();
int
main ()
{
return socket ();
  ;
  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  $ac_func_search_save_LIBS"
  fi
  if ac_fn_c_try_link "$LINENO"; then :
  ac_cv_search_socket=$ac_res
fi
rm -f core conftest.err conftest.$ac_objext \
    conftest$ac_exeext
  if ${ac_cv_search_socket+:} false; then :
  break
fi
done
if ${ac_cv_search_socket+:} false; then :

else
  ac_cv_search_socket=no
fi
rm conftest.$ac_ext
LIBS=$ac_func_search_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_socket" >&5
$as_echo "$ac_cv_search_socket" >&6; }
ac_res=$ac_cv_search_socket
if test "$ac_res" != no; then :
  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"

fi

      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing crypt" >&5
$as_echo_n "checking for library containing crypt... " >&6; }
if ${ac_cv_search_crypt+:} false; then :
  $as_echo_n "(cached) " >&6
else
  ac_func_search_save_LIBS=$LIBS
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

/* Override any GCC internal prototype to avoid an error.
   Use char because int might match the return type of a GCC
   builtin and then its argument prototype would still apply.  */
#ifdef __cplusplus
extern "C"
#endif
char crypt ();
int
main ()
{
return crypt ();
  ;
  return 0;
}
_ACEOF
for ac_lib in '' crypt ufc; do
  if test -z "$ac_lib"; then
    ac_res="none required"
  else
    ac_res=-l$ac_lib
    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
  fi
  if ac_fn_c_try_link "$LINENO"; then :
  ac_cv_search_crypt=$ac_res
fi
rm -f core conftest.err conftest.$ac_objext \
    conftest$ac_exeext
  if ${ac_cv_search_crypt+:} false; then :
  break
fi
done
if ${ac_cv_search_crypt+:} false; then :

else
  ac_cv_search_crypt=no
fi
rm conftest.$ac_ext
LIBS=$ac_func_search_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_crypt" >&5
$as_echo "$ac_cv_search_crypt" >&6; }
ac_res=$ac_cv_search_crypt
if test "$ac_res" != no; then :
  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"

fi

      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -ltruerand" >&5
$as_echo_n "checking for main in -ltruerand... " >&6; }
if ${ac_cv_lib_truerand_main+:} false; then :
  $as_echo_n "(cached) " >&6
else
  ac_check_lib_save_LIBS=$LIBS
LIBS="-ltruerand  $LIBS"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */


int
main ()
{
return main ();
  ;
  return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
  ac_cv_lib_truerand_main=yes
else
  ac_cv_lib_truerand_main=no
fi
rm -f core conftest.err conftest.$ac_objext \
    conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_check_lib_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_truerand_main" >&5
$as_echo "$ac_cv_lib_truerand_main" >&6; }
if test "x$ac_cv_lib_truerand_main" = xyes; then :
  cat >>confdefs.h <<_ACEOF
#define HAVE_LIBTRUERAND 1
_ACEOF

  LIBS="-ltruerand $LIBS"

fi

      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing modf" >&5
$as_echo_n "checking for library containing modf... " >&6; }
if ${ac_cv_search_modf+:} false; then :
  $as_echo_n "(cached) " >&6
else
  ac_func_search_save_LIBS=$LIBS
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

/* Override any GCC internal prototype to avoid an error.
   Use char because int might match the return type of a GCC
   builtin and then its argument prototype would still apply.  */
#ifdef __cplusplus
extern "C"
#endif
char modf ();
int
main ()
{
return modf ();
  ;
  return 0;
}
_ACEOF
for ac_lib in '' m; do
  if test -z "$ac_lib"; then
    ac_res="none required"
  else
    ac_res=-l$ac_lib
    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
  fi
  if ac_fn_c_try_link "$LINENO"; then :
  ac_cv_search_modf=$ac_res
fi
rm -f core conftest.err conftest.$ac_objext \
    conftest$ac_exeext
  if ${ac_cv_search_modf+:} false; then :
  break
fi
done
if ${ac_cv_search_modf+:} false; then :

else
  ac_cv_search_modf=no
fi
rm conftest.$ac_ext
LIBS=$ac_func_search_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_modf" >&5
$as_echo "$ac_cv_search_modf" >&6; }
ac_res=$ac_cv_search_modf
if test "$ac_res" != no; then :
  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"

fi

       ;;
esac

echo "${nl}Checking for Threads..."

if test -z "$enable_threads"; then
	# Check whether --enable-threads was given.
if test "${enable_threads+set}" = set; then :
  enableval=$enable_threads;  enable_threads=$enableval
else

  if test "$GCC" = "yes"; then
    SAVE_FL="$CPPFLAGS"
    CPPFLAGS="$CPPFLAGS -w"
    for ac_header in pthread.h
do :
  ac_fn_c_check_header_mongrel "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default"
if test "x$ac_cv_header_pthread_h" = xyes; then :
  cat >>confdefs.h <<_ACEOF
#define HAVE_PTHREAD_H 1
_ACEOF
   enable_threads="pthread"
else
    enable_threads="no"
fi

done

    CPPFLAGS="$SAVE_FL"
  else
    for ac_header in pthread.h
do :
  ac_fn_c_check_header_mongrel "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default"
if test "x$ac_cv_header_pthread_h" = xyes; then :
  cat >>confdefs.h <<_ACEOF
#define HAVE_PTHREAD_H 1
_ACEOF
   enable_threads="pthread"
else
    enable_threads="no"
fi

done

  fi

fi

fi

if test "$enable_threads" = "no"; then
    threads="0"
    pthreadh="0"
    pthreadser="0"
else
    if test "$enable_threads" = "pthread"; then
# We have specified pthreads for our threading library, just make sure
# that we have everything we need

  apr_pthsv_CFLAGS="$CFLAGS"
  apr_pthsv_LIBS="$LIBS"



{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for CFLAGS needed for pthreads" >&5
$as_echo_n "checking for CFLAGS needed for pthreads... " >&6; }
if ${apr_cv_pthreads_cflags+:} false; then :
  $as_echo_n "(cached) " >&6
else
  apr_ptc_cflags=$CFLAGS
 for flag in none -kthread -pthread -pthreads -mt -mthreads -Kthread -threads; do
    CFLAGS=$apr_ptc_cflags
    test "x$flag" != "xnone" && CFLAGS="$CFLAGS $flag"

if test "$cross_compiling" = yes; then :
  apr_p_t_r=no
else
  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

#include <pthread.h>
#include <stddef.h>

void *thread_routine(void *data) {
    return data;
}

int main() {
    pthread_t thd;
    pthread_mutexattr_t mattr;
    pthread_once_t once_init = PTHREAD_ONCE_INIT;
    int data = 1;
    pthread_mutexattr_init(&mattr);
    return pthread_create(&thd, NULL, thread_routine, &data);
}
_ACEOF
if ac_fn_c_try_run "$LINENO"; then :
  apr_p_t_r=yes
else
  apr_p_t_r=no
fi
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
  conftest.$ac_objext conftest.beam conftest.$ac_ext
fi


if test $apr_p_t_r = yes; then

      apr_cv_pthreads_cflags="$flag"
      break

fi


 done
 CFLAGS=$apr_ptc_cflags

fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $apr_cv_pthreads_cflags" >&5
$as_echo "$apr_cv_pthreads_cflags" >&6; }

if test -n "$apr_cv_pthreads_cflags"; then
   pthreads_working=yes
   if test "x$apr_cv_pthreads_cflags" != "xnone"; then

  if test "x$CFLAGS" = "x"; then
    test "x$silent" != "xyes" && echo "  setting CFLAGS to \"$apr_cv_pthreads_cflags\""
    CFLAGS="$apr_cv_pthreads_cflags"
  else
    apr_addto_bugger="$apr_cv_pthreads_cflags"
    for i in $apr_addto_bugger; do
      apr_addto_duplicate="0"
      for j in $CFLAGS; do
        if test "x$i" = "x$j"; then
          apr_addto_duplicate="1"
          break
        fi
      done
      if test $apr_addto_duplicate = "0"; then
        test "x$silent" != "xyes" && echo "  adding \"$i\" to CFLAGS"
        CFLAGS="$CFLAGS $i"
      fi
    done
  fi

   fi
fi

# The CFLAGS may or may not be sufficient to ensure that libapr
# depends on the pthreads library: some versions of libtool
# drop -pthread when passed on the link line; some versions of
# gcc ignore -pthread when linking a shared object.  So always
# try and add the relevant library to LIBS too.

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for LIBS needed for pthreads" >&5
$as_echo_n "checking for LIBS needed for pthreads... " >&6; }
if ${apr_cv_pthreads_lib+:} false; then :
  $as_echo_n "(cached) " >&6
else

  apr_ptc_libs=$LIBS
  for lib in -lpthread -lpthreads -lc_r; do
    LIBS="$apr_ptc_libs $lib"

if test "$cross_compiling" = yes; then :
  apr_p_t_r=no
else
  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

#include <pthread.h>
#include <stddef.h>

void *thread_routine(void *data) {
    return data;
}

int main() {
    pthread_t thd;
    pthread_mutexattr_t mattr;
    pthread_once_t once_init = PTHREAD_ONCE_INIT;
    int data = 1;