X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Ftcgetsid.m4;h=5dc98c935a43fbe87269894af2d90bd2f5b26945;hb=d5bdbf8fefafcbcc1e64c207f8af9109633ba668;hp=31e034a763ee16e160e99fd9a98bf69deb29342c;hpb=4470580881a7b821b52fb5635102ef3e27aa5af4;p=gnulib.git

diff --git a/m4/tcgetsid.m4 b/m4/tcgetsid.m4
index 31e034a76..5dc98c935 100644
--- a/m4/tcgetsid.m4
+++ b/m4/tcgetsid.m4
@@ -1,4 +1,4 @@
-# tcgetsid.m4 serial 3
+# tcgetsid.m4 serial 4
 dnl Copyright (C) 2010-2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -11,7 +11,7 @@ AC_DEFUN([gl_FUNC_TCGETSID],
   dnl Persuade glibc <termios.h> to declare tcgetsid().
   AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
 
-  AC_CHECK_DECLS_ONCE([tcgetsid])
+  AC_CHECK_DECLS([tcgetsid], , , [[#include <termios.h>]])
   if test $ac_cv_have_decl_tcgetsid = no; then
     HAVE_DECL_TCGETSID=0
   fi