AC_SUBST(OB_VERSION)
dnl Libtool versioning
-LT_RELEASE=$VERSION
+LT_RELEASE=$OB_MAJOR_VERSION.$OB_MINOR_VERSION
LT_CURRENT=`expr $OB_MICRO_VERSION - $OB_INTERFACE_AGE`
LT_REVISION=$OB_INTERFACE_AGE
LT_AGE=`expr $OB_BINARY_AGE - $OB_INTERFACE_AGE`
# AC_HEADER_TIME
# AC_TYPE_SIGNAL
+AC_PATH_PROG([SED], [sed], [no])
+if test "$SED" = "no"; then
+ AC_MSG_ERROR([The program "sed" is not avaiable. This program is required to build Openbox.])
+fi
+
PKG_CHECK_MODULES([GLIB], [glib-2.0])
AC_SUBST(GLIB_CFLAGS)
AC_SUBST(GLIB_LIBS)