Index: icedtea6-1.12.4/configure.ac
===================================================================
--- icedtea6-1.12.4.orig/configure.ac	2013-03-10 14:04:34.072354787 +0100
+++ icedtea6-1.12.4/configure.ac	2013-03-10 14:07:48.201849004 +0100
@@ -283,16 +283,6 @@
 AC_SUBST(XT_CFLAGS)
 AC_SUBST(XT_LIBS)
 
-dnl Check for libXp headers and libraries.
-PKG_CHECK_MODULES(XP, xp,[XP_FOUND=yes],[XP_FOUND=no])
-if test "x${XP_FOUND}" = xno
-then
-  AC_MSG_ERROR([Could not find Xp - \
-  Try installing libXp-devel.])
-fi
-AC_SUBST(XP_CFLAGS)
-AC_SUBST(XP_LIBS)
-
 dnl Check for libX11 headers and libraries.
 PKG_CHECK_MODULES(X11, x11,[X11_FOUND=yes],[X11_FOUND=no])
 if test "x${X11_FOUND}" = xno