diff --git a/ext/xmlrpc/config.m4 b/ext/xmlrpc/config.m4
index f7d8ca45f7f..5263557f3d8 100644
--- a/ext/xmlrpc/config.m4
+++ b/ext/xmlrpc/config.m4
@@ -1,10 +1,5 @@
 dnl config.m4 for extension xmlrpc
 
-sinclude(ext/xmlrpc/libxmlrpc/acinclude.m4)
-sinclude(ext/xmlrpc/libxmlrpc/xmlrpc.m4)
-sinclude(libxmlrpc/acinclude.m4)
-sinclude(libxmlrpc/xmlrpc.m4)
-
 PHP_ARG_WITH([xmlrpc],
   [for XMLRPC-EPI support],
   [AS_HELP_STRING([[--with-xmlrpc[=DIR]]],
@@ -80,7 +75,6 @@ if test "$PHP_XMLRPC" != "no"; then
 fi
 
 if test "$PHP_XMLRPC" = "yes"; then
-  XMLRPC_CHECKS
   PHP_NEW_EXTENSION(xmlrpc,xmlrpc-epi-php.c libxmlrpc/base64.c \
           libxmlrpc/simplestring.c libxmlrpc/xml_to_dandarpc.c \
           libxmlrpc/xmlrpc_introspection.c libxmlrpc/encodings.c \
diff --git a/ext/xmlrpc/libxmlrpc/acinclude.m4 b/ext/xmlrpc/libxmlrpc/acinclude.m4
deleted file mode 100644
index 0b730fa36d5..00000000000
--- a/ext/xmlrpc/libxmlrpc/acinclude.m4
+++ /dev/null
@@ -1,11 +0,0 @@
-# Local macros for autoconf
-
-AC_DEFUN([XMLRPC_FUNCTION_CHECKS],[
-
-# Standard XMLRPC list
-AC_CHECK_FUNCS(strtoul strtoull)
-])
-
-AC_DEFUN([XMLRPC_HEADER_CHECKS],[
-AC_CHECK_HEADERS(xmlparse.h xmltok.h strings.h)
-])
diff --git a/ext/xmlrpc/libxmlrpc/xmlrpc.m4 b/ext/xmlrpc/libxmlrpc/xmlrpc.m4
deleted file mode 100644
index 5e9552b3c16..00000000000
--- a/ext/xmlrpc/libxmlrpc/xmlrpc.m4
+++ /dev/null
@@ -1,11 +0,0 @@
-AC_DEFUN([XMLRPC_CHECKS],[
-
-AC_REQUIRE([AC_PROG_CC])
-AC_REQUIRE([AC_PROG_LN_S])
-AC_REQUIRE([AC_PROG_RANLIB])
-
-AC_DEFINE(UNDEF_THREADS_HACK,,[ ])
-
-XMLRPC_HEADER_CHECKS
-XMLRPC_FUNCTION_CHECKS
-])