diff --git a/normalize/configure.ac b/normalize/configure.ac
index dab0a09..7ccf93c 100644
--- a/normalize/configure.ac
+++ b/normalize/configure.ac
@@ -15,6 +15,9 @@ AC_PROG_CC
 AC_ISC_POSIX
 AC_PROG_INSTALL
 AC_PROG_LN_S
+AC_PROG_RANLIB
+AC_PROG_LIBTOOL
+AM_PROG_CC_C_O
 
 AC_DOSFILE
 
@@ -219,38 +222,13 @@ AC_ARG_ENABLE(lookup-table,
       esac ],
     AC_DEFINE(USE_LOOKUPTABLE))
 
-dnl *** Stuff for xmms plugin ***
-have_xmms=true
-AM_PATH_GLIB(1.2.2, , [ have_xmms=false ])
-AM_PATH_GTK(1.2.2, , [ have_xmms=false ], gthread)
-AM_PATH_XMMS(1.0.0, , [ have_xmms=false ])
-AM_DISABLE_STATIC
-AM_PROG_LIBTOOL
-AC_ARG_ENABLE(xmms,
-    AC_HELP_STRING([--enable-xmms],
-		   [build the volume adjust plugin for xmms (default yes)]),
-    [ case "$enableval" in
-	  yes) enable_xmms=true ;;
-	  no) enable_xmms=false ;;
-	  *) AC_MSG_ERROR(bad value $enableval for --enable-xmms) ;;
-      esac ])
-
-use_xmms=false
-if test x$enable_xmms != xfalse; then
-    if test x$have_xmms = xtrue; then
-	use_xmms=true
-	PLUGINS="xmms-rva $PLUGINS"
-    elif test x$enable_xmms = xtrue; then
-	AC_MSG_ERROR([--enable-xmms specified, but xmms not found])
-    fi
-fi
 AC_SUBST(PLUGINS)
 
 
 dnl *** Stuff for audiofile library ***
 dnl v0.2.1 and before have bugs with 24-bit LE files
-AM_PATH_AUDIOFILE([ 0.2.2 ], [ have_audiofile=true ])
-dnl AC_CHECK_LIB(audiofile, afSetVirtualSampleFormat, have_audiofile=true)
+PKG_CHECK_MODULES(AUDIOFILE, audiofile >= 0.2.2,[ have_audiofile=true ])
+
 AH_TEMPLATE([USE_AUDIOFILE],
 	    [Define if you want to use the audiofile library.])
 AC_ARG_WITH(audiofile,