There's no need to check for the X libraries as the socket module doesn't use
anything from X.

Upstream-Status: Pending
Signed-off-by: Ross Burton <ross.burton@intel.com>

diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index b61e974..a3e5db2 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -72,3 +71,0 @@ AC_SUBST(LIB_READLINE)
-# For the socket module
-AC_PATH_XTRA
-
--- a/modules/Makefile.in
+++ b/modules/Makefile.in
@@ -67 +66,0 @@ ZLIB_LIB        = @Z_LIB@ -lz
-SOCKET_LIBS = @X_EXTRA_LIBS@