irda socket support

configure

 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.68 for python 3.3.
 #
 # Report bugs to <http://bugs.python.org/>.
 #
 #
 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
 # 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software
 # Foundation, Inc.
@@ skipping 6584 matching lines @@
 #endif
 
 "
 if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
   cat >>confdefs.h <<_ACEOF
 #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
 _ACEOF
 
 fi
 
+done
+
+
+# On Linux, irda.h requires sys/socket.h
+for ac_header in linux/irda.h
+do :
+  ac_fn_c_check_header_compile "$LINENO" "linux/irda.h" "ac_cv_header_linux_irda_h" "
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+
+"
+if test "x$ac_cv_header_linux_irda_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LINUX_IRDA_H 1
+_ACEOF
+
+fi
+
 done
 
 
 # checks for typedefs
 was_it_defined=no
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_t in time.h" >&5
 $as_echo_n "checking for clock_t in time.h... " >&6; }
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <time.h>
@@ skipping 9128 matching lines @@
 if test ! -f Modules/Setup.local
 then
         echo "# Edit this file for local setup changes" >Modules/Setup.local
 fi
 
 echo "creating Makefile"
 $SHELL $srcdir/Modules/makesetup -c $srcdir/Modules/config.c.in \
                         -s Modules Modules/Setup.config \
                         Modules/Setup.local Modules/Setup
 mv config.c Modules