File icecast-fix-no-add-needed.patch of Package icecast

--- configure.in.orig	2013-06-04 23:21:32.945687628 +0200
+++ configure.in	2013-06-04 23:30:16.635405784 +0200
@@ -1,6 +1,7 @@
 AC_INIT([Icecast], [2.3.3], [icecast@xiph.org])
 
 AC_PREREQ(2.54)
+AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_SRCDIR(src/main.c)
 dnl Process this file with autoconf to produce a configure script.
 
@@ -8,7 +9,8 @@
 AM_CONFIG_HEADER(config.h)
 AM_MAINTAINER_MODE
 
-AC_PROG_CC
+AC_PROG_CC_STDC
+AC_USE_SYSTEM_EXTENSIONS
 AC_CANONICAL_HOST
 AC_PROG_LIBTOOL
 AC_SYS_LARGEFILE
@@ -50,9 +52,12 @@
 
 dnl -- configure options --
 
+XIPH_PATH_XML
 XIPH_PATH_XSLT
 XIPH_VAR_APPEND([XIPH_CPPFLAGS],[$XSLT_CFLAGS])
 XIPH_VAR_PREPEND([XIPH_LIBS],[$XSLT_LIBS])
+XIPH_VAR_APPEND([XIPH_CPPFLAGS],[$XML_CFLAGS])
+XIPH_VAR_PREPEND([XIPH_LIBS],[$XML_LIBS])
 
 XIPH_PATH_VORBIS([
     XIPH_VAR_APPEND([XIPH_CPPFLAGS],[$VORBIS_CFLAGS])