--- /dev/null
+--- rxvt-unicode-5.9/autoconf/configure.in.orig 2005-12-26 15:43:00.804801000 +0100
++++ rxvt-unicode-5.9/autoconf/configure.in 2005-12-26 17:01:55.905956440 +0100
+@@ -77,11 +77,11 @@
+ AC_ISC_POSIX
+
+ dnl# FreeBSD needs to link libxpg4
+-AC_CHECK_LIB(xpg4, setlocale, [LIBS="$LIBS -lxpg4"])
++AC_SEARCH_LIBS(setlocale, xpg4)
+
+ dnl solaris needs to link libnsl and socket
+-AC_CHECK_LIB(nsl, gethostbyname, [LIBS="$LIBS -lnsl"])
+-AC_CHECK_LIB(socket, socket, [LIBS="$LIBS -lsocket"])
++AC_SEARCH_LIBS(gethostbyname, nsl)
++AC_SEARCH_LIBS(socket, socket)
+
+ dnl AC_ENABLE_SHARED(no)dnl# libtool
+ dnl AC_ENABLE_STATIC(yes)dnl# libtool