diff --git a/NEWS b/NEWS
index 3916c435..61ccd78d 100644
--- a/NEWS
+++ b/NEWS
@@ -82,7 +82,6 @@ Miscellaneous:
 * enhancement: Add move-half-page-up and move-half-page-down actions.
 * enhancement: Add option to change overlap for vertical scrolling.
 * link against lua51 not lua50
-* configure options to link against libmozjs of xulrunner
 * using iconv for some multibyte charsets. It works if the terminal codepage
   is UTF-8. More charsets will be added on demand.
 
diff --git a/configure.in b/configure.in
index 2bd68303..a9a08786 100644
--- a/configure.in
+++ b/configure.in
@@ -623,15 +623,6 @@ fi
 # Check for SpiderMonkey, optional even if installed.
 # ===================================================================
 
-xulrunner_includes=
-xulrunner_libs=
-AC_ARG_WITH(xulrunner_includes, [  --with-xulrunner_includes=DIR
-                          When set, the libmozjs of xulrunner is used instead of "standalone" SpiderMonkey],
-            [xulrunner_includes="$withval"])
-AC_ARG_WITH(xulrunner_libs, [  --with-xulrunner_libs=OPTIONS
-                          Linker options for xulrunner,
-                          eg. --with-xulrunner_libs="-Wl,-R/usr/lib/xulrunner -L/usr/lib/xulrunner -lmozjs"],
-            [xulrunner_libs="$withval"])
 AC_ARG_WITH(spidermonkey, [  --without-spidermonkey  disable SpiderMonkey Mozilla JavaScript engine support],
             [if test "$withval" = no; then disable_spidermonkey=yes; fi])
 
@@ -644,49 +635,31 @@ if test -z "$disable_spidermonkey"; then
 	if test ! -d "$withval"; then
 		withval="";
 	fi
-	if test ! -z "$xulrunner_includes"; then
-		SPIDERMONKEY_LIBS="$xulrunner_libs"
-		SPIDERMONKEY_CFLAGS="-I$xulrunner_includes"
-		LIBS="$SPIDERMONKEY_LIBS $LIBS_X"
-		CFLAGS="$CFLAGS_X $SPIDERMONKEY_CFLAGS"
-		CPPFLAGS="$CPPFLAGS_X $SPIDERMONKEY_CFLAGS"
+	for spidermonkeydir in "$withval" "" /usr /usr/local /opt/spidermonkey /opt/js; do
+		for spidermonkeyinclude in "/include" "/include/js" "/include/smjs" "/include/mozjs"; do
+			for spidermonkeylib in js smjs mozjs; do
+				if test "$cf_result" = no; then
+					SPIDERMONKEY_LIBS="-L$spidermonkeydir/lib -l$spidermonkeylib"
+					SPIDERMONKEY_CFLAGS="-I$spidermonkeydir$spidermonkeyinclude"
 
-		AC_LINK_IFELSE([AC_LANG_PROGRAM([[#define XP_UNIX
-		#include <jsapi.h>]], [[
-		#ifndef JS_VERSION
-		#error JS_VERSION
-		#endif
-		#if JS_VERSION < 185
-		#error too old
-		#endif]])],
-		[cf_result=yes],[cf_result=no])
-	else
-		for spidermonkeydir in "$withval" "" /usr /usr/local /opt/spidermonkey /opt/js; do
-			for spidermonkeyinclude in "/include" "/include/js" "/include/smjs" "/include/mozjs"; do
-				for spidermonkeylib in js smjs mozjs; do
-					if test "$cf_result" = no; then
-						SPIDERMONKEY_LIBS="-L$spidermonkeydir/lib -l$spidermonkeylib"
-						SPIDERMONKEY_CFLAGS="-I$spidermonkeydir$spidermonkeyinclude"
+					LIBS="$SPIDERMONKEY_LIBS $LIBS_X"
+					CFLAGS="$CFLAGS_X $SPIDERMONKEY_CFLAGS"
+					CPPFLAGS="$CPPFLAGS_X $SPIDERMONKEY_CFLAGS"
 
-						LIBS="$SPIDERMONKEY_LIBS $LIBS_X"
-						CFLAGS="$CFLAGS_X $SPIDERMONKEY_CFLAGS"
-						CPPFLAGS="$CPPFLAGS_X $SPIDERMONKEY_CFLAGS"
-
-						AC_LINK_IFELSE([AC_LANG_PROGRAM([[#define XP_UNIX
-							#define XP_UNIX
-							#include <jsapi.h>]], [[
-							#ifndef JS_VERSION
-							#error JS_VERSION
-							#endif
-							#if JS_VERSION < 185
-							#error too old
-							#endif]])],
-							[cf_result=yes],[cf_result=no])
-					fi
-				done
+					AC_LINK_IFELSE([AC_LANG_PROGRAM([[#define XP_UNIX
+						#define XP_UNIX
+						#include <jsapi.h>]], [[
+						#ifndef JS_VERSION
+						#error JS_VERSION
+						#endif
+						#if JS_VERSION < 185
+						#error too old
+						#endif]])],
+						[cf_result=yes],[cf_result=no])
+				fi
 			done
 		done
-	fi
+	done
 fi
 
 AC_MSG_RESULT($cf_result)