AC_DEFUN([TYPE_SOCKLEN_T],
[
AC_CHECK_TYPE([socklen_t], ,[
AC_MSG_CHECKING([for socklen_t equivalent])
AC_CACHE_VAL([git_cv_socklen_t_equiv],
[
git_cv_socklen_t_equiv=
for arg2 in "struct sockaddr" void; do
for t in int size_t unsigned long "unsigned long"; do
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
int getpeername (int, $arg2 *, $t *);
],[
$t len;
getpeername(0,0,&len);
])],[
git_cv_socklen_t_equiv="$t"
break 2
])
done
done
if test "x$git_cv_socklen_t_equiv" = x; then
AC_MSG_ERROR([Cannot find a type to use in place of socklen_t])
fi
])
AC_MSG_RESULT($git_cv_socklen_t_equiv)
AC_DEFINE_UNQUOTED(socklen_t, $git_cv_socklen_t_equiv,
[type to use in place of socklen_t if not defined])],
[])