THRIFT-387. Add license statements to some autoconf macro files

git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@760216 13f79535-47bb-0310-9956-ffa450edef68

Author: David Reiss

aclocal/ax_lib_event.m4

@@ -27,6 +27,11 @@ dnl @category InstalledPackages
 dnl @category C
 dnl @version 2007-09-12
 dnl @license AllPermissive
+dnl
+dnl Copyright (C) 2009 David Reiss
+dnl Copying and distribution of this file, with or without modification,
+dnl are permitted in any medium without royalty provided the copyright
+dnl notice and this notice are preserved.
 
 dnl Input: ax_libevent_path, WANT_LIBEVENT_VERSION
 dnl Output: success=yes/no

aclocal/ax_lib_zlib.m4

@@ -25,6 +25,11 @@ dnl @category InstalledPackages
 dnl @category C
 dnl @version 2007-09-12
 dnl @license AllPermissive
+dnl
+dnl Copyright (C) 2009 David Reiss
+dnl Copying and distribution of this file, with or without modification,
+dnl are permitted in any medium without royalty provided the copyright
+dnl notice and this notice are preserved.
 
 dnl Input: ax_zlib_path, WANT_ZLIB_VERSION
 dnl Output: success=yes/no

aclocal/ax_thrift_internal.m4

@@ -9,6 +9,11 @@ dnl They are intended only for internal use by the Thrift compiler.
 dnl
 dnl @version 2008-02-20
 dnl @license AllPermissive
+dnl
+dnl Copyright (C) 2009 David Reiss
+dnl Copying and distribution of this file, with or without modification,
+dnl are permitted in any medium without royalty provided the copyright
+dnl notice and this notice are preserved.
 
 AC_DEFUN([AX_THRIFT_GEN],
          [

lib/php/src/ext/thrift_protocol/config.m4

@@ -1,3 +1,8 @@
+dnl Copyright (C) 2009 Facebook
+dnl Copying and distribution of this file, with or without modification,
+dnl are permitted in any medium without royalty provided the copyright
+dnl notice and this notice are preserved.
+
 PHP_ARG_ENABLE(thrift_protocol, whether to enable the thrift_protocol extension,
 [  --enable-thrift_protocol	Enable the fbthrift_protocol extension])