update xsupplicant to latest upstream version and fix a compile error

git-svn-id: svn://svn.openwrt.org/openwrt/packages@4926 3c298f89-4303-0410-b956-a3cf2f4a3e73

net/xsupplicant/patches/002-disable-procfs-check.patch

@@ -0,0 +1,23 @@
+diff -ur xsupplicant.old/configure xsupplicant.dev/configure
+--- xsupplicant.old/configure	2006-10-05 14:09:58.019206000 +0200
++++ xsupplicant.dev/configure	2006-10-05 14:12:12.466767016 +0200
+@@ -5449,19 +5449,6 @@
+   FRAMER="generic"
+ fi
+ 
+-if test $FRAMER = "linux"; then
+-   echo "$as_me:$LINENO: checking for procfs support" >&5
+-echo $ECHO_N "checking for procfs support... $ECHO_C" >&6
+-   if test -r /proc/net/dev; then
+-      echo "$as_me:$LINENO: result: okay" >&5
+-echo "${ECHO_T}okay" >&6
+-   else
+-      { { echo "$as_me:$LINENO: error: You must have ProcFS enabled in your kernel!" >&5
+-echo "$as_me: error: You must have ProcFS enabled in your kernel!" >&2;}
+-   { (exit 1); exit 1; }; };
+-   fi
+-fi
+-
+ CFLAGS="$GGDBFLAGS $CFLAGS"
+ 
+ touch Makefile.in