diff -p -up libwnck-2.22.3/configure.in~ libwnck-2.22.3/configure.in --- libwnck-2.22.3/configure.in~ 2008-06-30 10:09:29.000000000 +0200 +++ libwnck-2.22.3/configure.in 2008-06-30 10:29:28.000000000 +0200 @@ -122,6 +122,7 @@ AC_SUBST(XLIB_CFLAGS) AC_SUBST(XLIB_LIBS) PKG_CHECK_MODULES(LIBWNCK, gtk+-2.0 >= 2.11.3 glib-2.0 >= 2.13.0 gobject-2.0 >= 2.13.0 $STARTUP_NOTIFICATION_PACKAGE $XRES_PACKAGE) +LIBWNCK_LIBS="$LIBWNCK_LIBS -lm" AC_SUBST(LIBWNCK_LIBS) AC_SUBST(LIBWNCK_CFLAGS)