X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fwarn-on-use.m4;h=a77802eb916253122c9ecb714a5e490d4faab99b;hb=270e2d3e2966d9a5bc16dd0b367b71740b8994d5;hp=e958580e2e59d7e1bffe3db0b7f535d4c86dfeb9;hpb=41a7841a82351f9df3e13b6199a134004d694131;p=gnulib.git

diff --git a/m4/warn-on-use.m4 b/m4/warn-on-use.m4
index e958580e2..a77802eb9 100644
--- a/m4/warn-on-use.m4
+++ b/m4/warn-on-use.m4
@@ -1,5 +1,5 @@
-# warn-on-use.m4 serial 3
-dnl Copyright (C) 2010-2011 Free Software Foundation, Inc.
+# warn-on-use.m4 serial 5
+dnl Copyright (C) 2010-2012 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.
@@ -18,8 +18,8 @@ dnl with or without modifications, as long as this notice is preserved.
 # some systems declare functions in the wrong header, then INCLUDES
 # should do likewise.
 #
-# If you assume C89, then it is generally safe to assume declarations
-# for functions declared in that standard (such as gets) without
+# It is generally safe to assume declarations for functions declared
+# in the intersection of C89 and C11 (such as printf) without
 # needing gl_WARN_ON_USE_PREPARE.
 AC_DEFUN([gl_WARN_ON_USE_PREPARE],
 [
@@ -37,8 +37,8 @@ dnl autoconf 2.64 or newer.
 [@%:@undef $gl_func
   (void) $gl_func;])],
         [AS_VAR_SET(gl_Symbol, [yes])], [AS_VAR_SET(gl_Symbol, [no])])])
-     AS_VAR_IF(gl_Symbol, [yes],
-       [AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_RAW_DECL_$gl_func]), [1])
+    AS_VAR_IF(gl_Symbol, [yes],
+      [AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_RAW_DECL_$gl_func]), [1])
        dnl shortcut - if the raw declaration exists, then set a cache
        dnl variable to allow skipping any later AC_CHECK_DECL efforts
        eval ac_cv_have_decl_$gl_func=yes])