--- libtirpc-0.2.4.orig/configure.ac	2013-12-09 21:59:51.000000000 +0100
+++ libtirpc-0.2.4/configure.ac	2014-05-18 08:04:03.214884953 +0200
@@ -25,14 +25,16 @@ if test "x$enable_ipv6" != xno; then
 fi
 
 AC_PROG_CC
-m4_pattern_allow(AM_CONFIG_HEADERS(config.h))
+AC_CONFIG_HEADERS([config.h])
 AC_PROG_LIBTOOL
 AC_HEADER_DIRENT
 AC_PREFIX_DEFAULT(/usr)
 AC_CHECK_HEADERS([arpa/inet.h fcntl.h libintl.h limits.h locale.h netdb.h netinet/in.h stddef.h stdint.h stdlib.h string.h sys/ioctl.h sys/param.h sys/socket.h sys/time.h syslog.h unistd.h])
 AC_CHECK_LIB([pthread], [pthread_create])
 AC_CHECK_LIB([nsl], [yp_get_default_domain])
-
+AC_CHECK_FUNCS([getrpcbyname getrpcbynumber])
 
 AC_CONFIG_FILES([Makefile src/Makefile man/Makefile doc/Makefile])
 AC_OUTPUT(libtirpc.pc)
+
+