diff --git a/.hgignore b/.hgignore
index d839b71..a0e8824 100644
--- a/.hgignore
+++ b/.hgignore
@@ -59,6 +59,8 @@
 android-project/local.properties
 
 sdl.pc
+
+test/aclocal.m4
 test/autom4te*
 test/config.cache
 test/config.log
diff --git a/test/aclocal.m4 b/test/aclocal.m4
deleted file mode 100644
index ead69e5..0000000
--- a/test/aclocal.m4
+++ /dev/null
@@ -1,359 +0,0 @@
-# Configure paths for SDL
-# Sam Lantinga 9/21/99
-# stolen from Manish Singh
-# stolen back from Frank Belew
-# stolen from Manish Singh
-# Shamelessly stolen from Owen Taylor
-
-# serial 1
-
-dnl AM_PATH_SDL([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
-dnl Test for SDL, and define SDL_CFLAGS and SDL_LIBS
-dnl
-AC_DEFUN([AM_PATH_SDL2],
-[dnl 
-dnl Get the cflags and libraries from the sdl2-config script
-dnl
-AC_ARG_WITH(sdl-prefix,[  --with-sdl-prefix=PFX   Prefix where SDL is installed (optional)],
-            sdl_prefix="$withval", sdl_prefix="")
-AC_ARG_WITH(sdl-exec-prefix,[  --with-sdl-exec-prefix=PFX Exec prefix where SDL is installed (optional)],
-            sdl_exec_prefix="$withval", sdl_exec_prefix="")
-AC_ARG_ENABLE(sdltest, [  --disable-sdltest       Do not try to compile and run a test SDL program],
-		    , enable_sdltest=yes)
-
-  min_sdl_version=ifelse([$1], ,0.9.0,$1)
-
-  if test "x$sdl_prefix$sdl_exec_prefix" = x ; then
-    PKG_CHECK_MODULES([SDL], [sdl2 >= $min_sdl_version],
-           [sdl_pc=yes],
-           [sdl_pc=no])
-  else
-    sdl_pc=no
-    if test x$sdl_exec_prefix != x ; then
-      sdl_config_args="$sdl_config_args --exec-prefix=$sdl_exec_prefix"
-      if test x${SDL_CONFIG+set} != xset ; then
-        SDL_CONFIG=$sdl_exec_prefix/bin/sdl2-config
-      fi
-    fi
-    if test x$sdl_prefix != x ; then
-      sdl_config_args="$sdl_config_args --prefix=$sdl_prefix"
-      if test x${SDL_CONFIG+set} != xset ; then
-        SDL_CONFIG=$sdl_prefix/bin/sdl2-config
-      fi
-    fi
-  fi
-
-  if test "x$sdl_pc" = xyes ; then
-    no_sdl=""
-    SDL_CONFIG="pkg-config sdl2"
-  else
-    as_save_PATH="$PATH"
-    if test "x$prefix" != xNONE && test "$cross_compiling" != yes; then
-      PATH="$prefix/bin:$prefix/usr/bin:$PATH"
-    fi
-    AC_PATH_PROG(SDL_CONFIG, sdl2-config, no, [$PATH])
-    PATH="$as_save_PATH"
-    AC_MSG_CHECKING(for SDL - version >= $min_sdl_version)
-    no_sdl=""
-
-    if test "$SDL_CONFIG" = "no" ; then
-      no_sdl=yes
-    else
-      SDL_CFLAGS=`$SDL_CONFIG $sdl_config_args --cflags`
-      SDL_LIBS=`$SDL_CONFIG $sdl_config_args --libs`
-
-      sdl_major_version=`$SDL_CONFIG $sdl_config_args --version | \
-             sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
-      sdl_minor_version=`$SDL_CONFIG $sdl_config_args --version | \
-             sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
-      sdl_micro_version=`$SDL_CONFIG $sdl_config_args --version | \
-             sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
-      if test "x$enable_sdltest" = "xyes" ; then
-        ac_save_CFLAGS="$CFLAGS"
-        ac_save_CXXFLAGS="$CXXFLAGS"
-        ac_save_LIBS="$LIBS"
-        CFLAGS="$CFLAGS $SDL_CFLAGS"
-        CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
-        LIBS="$LIBS $SDL_LIBS"
-dnl
-dnl Now check if the installed SDL is sufficiently new. (Also sanity
-dnl checks the results of sdl2-config to some extent
-dnl
-      rm -f conf.sdltest
-      AC_TRY_RUN([
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "SDL.h"
-
-char*
-my_strdup (char *str)
-{
-  char *new_str;
-  
-  if (str)
-    {
-      new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char));
-      strcpy (new_str, str);
-    }
-  else
-    new_str = NULL;
-  
-  return new_str;
-}
-
-int main (int argc, char *argv[])
-{
-  int major, minor, micro;
-  char *tmp_version;
-
-  /* This hangs on some systems (?)
-  system ("touch conf.sdltest");
-  */
-  { FILE *fp = fopen("conf.sdltest", "a"); if ( fp ) fclose(fp); }
-
-  /* HP/UX 9 (%@#!) writes to sscanf strings */
-  tmp_version = my_strdup("$min_sdl_version");
-  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
-     printf("%s, bad version string\n", "$min_sdl_version");
-     exit(1);
-   }
-
-   if (($sdl_major_version > major) ||
-      (($sdl_major_version == major) && ($sdl_minor_version > minor)) ||
-      (($sdl_major_version == major) && ($sdl_minor_version == minor) && ($sdl_micro_version >= micro)))
-    {
-      return 0;
-    }
-  else
-    {
-      printf("\n*** 'sdl2-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version);
-      printf("*** of SDL required is %d.%d.%d. If sdl2-config is correct, then it is\n", major, minor, micro);
-      printf("*** best to upgrade to the required version.\n");
-      printf("*** If sdl2-config was wrong, set the environment variable SDL_CONFIG\n");
-      printf("*** to point to the correct copy of sdl2-config, and remove the file\n");
-      printf("*** config.cache before re-running configure\n");
-      return 1;
-    }
-}
-
-],, no_sdl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
-        CFLAGS="$ac_save_CFLAGS"
-        CXXFLAGS="$ac_save_CXXFLAGS"
-        LIBS="$ac_save_LIBS"
-      fi
-    fi
-    if test "x$no_sdl" = x ; then
-      AC_MSG_RESULT(yes)
-    else
-      AC_MSG_RESULT(no)
-    fi
-  fi
-  if test "x$no_sdl" = x ; then
-     ifelse([$2], , :, [$2])
-  else
-     if test "$SDL_CONFIG" = "no" ; then
-       echo "*** The sdl2-config script installed by SDL could not be found"
-       echo "*** If SDL was installed in PREFIX, make sure PREFIX/bin is in"
-       echo "*** your path, or set the SDL_CONFIG environment variable to the"
-       echo "*** full path to sdl2-config."
-     else
-       if test -f conf.sdltest ; then
-        :
-       else
-          echo "*** Could not run SDL test program, checking why..."
-          CFLAGS="$CFLAGS $SDL_CFLAGS"
-          CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
-          LIBS="$LIBS $SDL_LIBS"
-          AC_TRY_LINK([
-#include <stdio.h>
-#include "SDL.h"
-
-int main(int argc, char *argv[])
-{ return 0; }
-#undef  main
-#define main K_and_R_C_main
-],      [ return 0; ],
-        [ echo "*** The test program compiled, but did not run. This usually means"
-          echo "*** that the run-time linker is not finding SDL or finding the wrong"
-          echo "*** version of SDL. If it is not finding SDL, you'll need to set your"
-          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
-          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
-          echo "*** is required on your system"
-	  echo "***"
-          echo "*** If you have an old version installed, it is best to remove it, although"
-          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
-        [ echo "*** The test program failed to compile or link. See the file config.log for the"
-          echo "*** exact error that occured. This usually means SDL was incorrectly installed"
-          echo "*** or that you have moved SDL since it was installed. In the latter case, you"
-          echo "*** may want to edit the sdl2-config script: $SDL_CONFIG" ])
-          CFLAGS="$ac_save_CFLAGS"
-          CXXFLAGS="$ac_save_CXXFLAGS"
-          LIBS="$ac_save_LIBS"
-       fi
-     fi
-     SDL_CFLAGS=""
-     SDL_LIBS=""
-     ifelse([$3], , :, [$3])
-  fi
-  AC_SUBST(SDL_CFLAGS)
-  AC_SUBST(SDL_LIBS)
-  rm -f conf.sdltest
-])
-# pkg.m4 - Macros to locate and utilise pkg-config.            -*- Autoconf -*-
-# serial 1 (pkg-config-0.24)
-# 
-# Copyright © 2004 Scott James Remnant <scott@netsplit.com>.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-# General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-#
-# As a special exception to the GNU General Public License, if you
-# distribute this file as part of a program that contains a
-# configuration script generated by Autoconf, you may include it under
-# the same distribution terms that you use for the rest of that program.
-
-# PKG_PROG_PKG_CONFIG([MIN-VERSION])
-# ----------------------------------
-AC_DEFUN([PKG_PROG_PKG_CONFIG],
-[m4_pattern_forbid([^_?PKG_[A-Z_]+$])
-m4_pattern_allow([^PKG_CONFIG(_PATH)?$])
-AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])
-AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path])
-AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path])
-
-if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
-	AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
-fi
-if test -n "$PKG_CONFIG"; then
-	_pkg_min_version=m4_default([$1], [0.9.0])
-	AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version])
-	if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
-		AC_MSG_RESULT([yes])
-	else
-		AC_MSG_RESULT([no])
-		PKG_CONFIG=""
-	fi
-fi[]dnl
-])# PKG_PROG_PKG_CONFIG
-
-# PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
-#
-# Check to see whether a particular set of modules exists.  Similar
-# to PKG_CHECK_MODULES(), but does not set variables or print errors.
-#
-# Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG])
-# only at the first occurence in configure.ac, so if the first place
-# it's called might be skipped (such as if it is within an "if", you
-# have to call PKG_CHECK_EXISTS manually
-# --------------------------------------------------------------
-AC_DEFUN([PKG_CHECK_EXISTS],
-[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
-if test -n "$PKG_CONFIG" && \
-    AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then
-  m4_default([$2], [:])
-m4_ifvaln([$3], [else
-  $3])dnl
-fi])
-
-# _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
-# ---------------------------------------------
-m4_define([_PKG_CONFIG],
-[if test -n "$$1"; then
-    pkg_cv_[]$1="$$1"
- elif test -n "$PKG_CONFIG"; then
-    PKG_CHECK_EXISTS([$3],
-                     [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`],
-		     [pkg_failed=yes])
- else
-    pkg_failed=untried
-fi[]dnl
-])# _PKG_CONFIG
-
-# _PKG_SHORT_ERRORS_SUPPORTED
-# -----------------------------
-AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED],
-[AC_REQUIRE([PKG_PROG_PKG_CONFIG])
-if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
-        _pkg_short_errors_supported=yes
-else
-        _pkg_short_errors_supported=no
-fi[]dnl
-])# _PKG_SHORT_ERRORS_SUPPORTED
-
-
-# PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
-# [ACTION-IF-NOT-FOUND])
-#
-#
-# Note that if there is a possibility the first call to
-# PKG_CHECK_MODULES might not happen, you should be sure to include an
-# explicit call to PKG_PROG_PKG_CONFIG in your configure.ac
-#
-#
-# --------------------------------------------------------------
-AC_DEFUN([PKG_CHECK_MODULES],
-[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
-AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl
-AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl
-
-pkg_failed=no
-AC_MSG_CHECKING([for $1])
-
-_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2])
-_PKG_CONFIG([$1][_LIBS], [libs], [$2])
-
-m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS
-and $1[]_LIBS to avoid the need to call pkg-config.
-See the pkg-config man page for more details.])
-
-if test $pkg_failed = yes; then
-   	AC_MSG_RESULT([no])
-        _PKG_SHORT_ERRORS_SUPPORTED
-        if test $_pkg_short_errors_supported = yes; then
-	        $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "$2" 2>&1`
-        else 
-	        $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors "$2" 2>&1`
-        fi
-	# Put the nasty error message in config.log where it belongs
-	echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD
-
-	m4_default([$4], [AC_MSG_ERROR(
-[Package requirements ($2) were not met:
-
-$$1_PKG_ERRORS
-
-Consider adjusting the PKG_CONFIG_PATH environment variable if you
-installed software in a non-standard prefix.
-
-_PKG_TEXT])dnl
-        ])
-elif test $pkg_failed = untried; then
-     	AC_MSG_RESULT([no])
-	m4_default([$4], [AC_MSG_FAILURE(
-[The pkg-config script could not be found or is too old.  Make sure it
-is in your PATH or set the PKG_CONFIG environment variable to the full
-path to pkg-config.
-
-_PKG_TEXT
-
-To get pkg-config, see <http://pkg-config.freedesktop.org/>.])dnl
-        ])
-else
-	$1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS
-	$1[]_LIBS=$pkg_cv_[]$1[]_LIBS
-        AC_MSG_RESULT([yes])
-	$3
-fi[]dnl
-])# PKG_CHECK_MODULES