diff options
Diffstat (limited to 'Build/source/texk/xdvik/m4/xdvi-sys-streams.m4')
-rw-r--r-- | Build/source/texk/xdvik/m4/xdvi-sys-streams.m4 | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/Build/source/texk/xdvik/m4/xdvi-sys-streams.m4 b/Build/source/texk/xdvik/m4/xdvi-sys-streams.m4 index 2548c5d96c4..b347b4d9223 100644 --- a/Build/source/texk/xdvik/m4/xdvi-sys-streams.m4 +++ b/Build/source/texk/xdvik/m4/xdvi-sys-streams.m4 @@ -1,16 +1,25 @@ -dnl ### Check for at-least-pretend Streams capability +# Autoconf macros for xdvik. +# Copyright (C) 1999 - 2009 Paul Vojta <xdvi-core@lists.sourceforge.net> +# +# This file is free software; the copyright holder +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. +# XDVI_SYS_STREAMS +# ---------------- +# Check for at-least-pretend Streams capability. AC_DEFUN([XDVI_SYS_STREAMS], -[AC_CACHE_CHECK([for stropts.h and isastream()], xdvi_cv_sys_streams, -[AC_TRY_LINK( -[#include <stropts.h> -], [#ifndef I_SETSIG +[AC_CACHE_CHECK([for stropts.h and isastream()], + [xdvi_cv_sys_streams], + [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stropts.h>]], + [[#ifndef I_SETSIG choke me #else isastream(0); -#endif], xdvi_cv_sys_streams=yes, xdvi_cv_sys_streams=no)]) -if test $xdvi_cv_sys_streams = yes; then +#endif]])], + [xdvi_cv_sys_streams=yes], + [xdvi_cv_sys_streams=no])]) +if test "x$xdvi_cv_sys_streams" = xyes; then AC_DEFINE([HAVE_STREAMS], 1, [Define if your system has STREAMS (and if X uses it).]) -fi]) - - +fi +]) # XDVI_SYS_STREAMS |