{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing dlopen" >&5

$as_echo_n "checking for library containing dlopen... " >&6; }

if ${ac_cv_search_dlopen+:} 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 dlopen ();

int

main ()

{

return dlopen ();

  ;

  return 0;

}

_ACEOF

for ac_lib in '' dl; 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_dlopen=$ac_res

fi

rm -f core conftest.err conftest.$ac_objext \

    conftest$ac_exeext

  if ${ac_cv_search_dlopen+:} false; then :

  break

fi

done

if ${ac_cv_search_dlopen+:} false; then :

else

  ac_cv_search_dlopen=no

fi

rm conftest.$ac_ext

LIBS=$ac_func_search_save_LIBS

fi

{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_dlopen" >&5

$as_echo "$ac_cv_search_dlopen" >&6; }

ac_res=$ac_cv_search_dlopen

if test "$ac_res" != no; then :

  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"

  test "$ac_cv_search_dlopen" = "none required" || DLOPEN_LIBS="-ldl"

else

  DLOPEN_LIBS=""

fi