X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Ftcgetsid.m4;h=1ac586017e6b5f74aed637cbdb7921c71b55c284;hb=a6ae1bb228f3bcfac76095600d05969d214ed65f;hp=96efb3ad792b89704632c75c873597cb56db8332;hpb=975bf7fd712baa9a21ce6453e88593065e6c1bb9;p=gnulib.git

diff --git a/m4/tcgetsid.m4 b/m4/tcgetsid.m4
index 96efb3ad7..1ac586017 100644
--- a/m4/tcgetsid.m4
+++ b/m4/tcgetsid.m4
@@ -1,5 +1,5 @@
-# tcgetsid.m4 serial 2
-dnl Copyright (C) 2010 Free Software Foundation, Inc.
+# tcgetsid.m4 serial 4
+dnl Copyright (C) 2010-2014 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -11,15 +11,16 @@ 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
 
   AC_CHECK_FUNCS([tcgetsid])
-  if test $ac_cv_func_tcgetsid = no; then
-    AC_LIBOBJ([tcgetsid])
-    gl_PREREQ_TCGETSID
+  if test $ac_cv_func_tcgetsid = yes; then
+    HAVE_TCGETSID=1
+  else
+    HAVE_TCGETSID=0
   fi
 ])