diff -ur wmmsg-1.0.1.orig/configure.in wmmsg-1.0.1/configure.in
--- wmmsg-1.0.1.orig/configure.in	2004-10-04 19:57:13.000000000 +0300
+++ wmmsg-1.0.1/configure.in	2008-03-12 17:45:29.000000000 +0200
@@ -17,11 +17,6 @@
 AM_MAINTAINER_MODE
 
 # get options
-AC_ARG_WITH(gtk,
-        [  --with-gtk=DIR       use gtk in <DIR>],
-        [CFLAGS="$CFLAGS -I$withval/include"
-        LIBS="-L$withval/lib $LIBS"])
-
 AC_ARG_WITH(imlib2,
         [  --with-imlib2=DIR       use imlib2 in <DIR>],
         [CFLAGS="$CFLAGS -I$withval/include"
@@ -32,10 +27,9 @@
 AC_CHECK_LIB([m], [sin])
 
 # Check for glib/gtk stuff
-AM_PATH_GLIB(1.2.2,,AC_MSG_ERROR([*** GLIB >= 1.2.2 not installed - please insta
-ll first ***]))
-AM_PATH_GTK(1.2.2,,AC_MSG_ERROR([*** GTK+ >= 1.2.2 not installed - please instal
-l first ***]),gthread)
+PKG_CHECK_MODULES(GTK, [gtk+-2.0 >= 2.0.0])
+AC_SUBST(GTK_CFLAGS)
+AC_SUBST(GTK_LIBS)
 
 # check for Imlib2
 AC_PATH_GENERIC(imlib2, 1.0.0, [
diff -ur wmmsg-1.0.1.orig/Makefile.am wmmsg-1.0.1/Makefile.am
--- wmmsg-1.0.1.orig/Makefile.am	2003-03-26 09:08:21.000000000 +0200
+++ wmmsg-1.0.1/Makefile.am	2008-03-12 17:42:48.000000000 +0200
@@ -3,8 +3,9 @@
 bin_PROGRAMS = wmmsg wmmsg_notify
 wmmsg_SOURCES = src/wmmsg/wmconfig.c src/wmmsg/wmmsg.c src/wmmsg/getopt.c src/wmgeneral/wmgeneral.c src/wmgeneral/misc.c src/wmgeneral/list.c
 wmmsg_notify_SOURCES = src/wmmsg/wmmsg_notify.c src/wmmsg/getopt.c
-INCLUDES = -I/usr/X11R6/include -I$(prefix)/include -I$(includedir) -I. `glib-config --cflags` `gtk-config --cflags` `imlib2-config --cflags`
-AM_LDFLAGS = -lX11 -lXext -lXpm -L/usr/X11R6/lib -L/usr/lib -L/usr/local/lib `glib-config --libs` `gtk-config --libs` `imlib2-config --libs`
+INCLUDES = -I$(prefix)/include -I$(includedir) -I. `pkg-config --cflags gtk+-2.0` `imlib2-config --cflags`
+wmmsg_LDADD = -lX11 -lXext -lXpm -L/usr/lib -L/usr/local/lib $(GTK_LIBS) $(IMLIB_LIBS)
+wmmsg_notify_LDADD = $(wmmsg_LDADD)
 
 man1_MANS = man/wmmsg.1 man/wmmsg_notify.1
 man_MANS =