dnl AC_DISABLE_SHARED dnl don't build shared libraries
AC_ENABLE_SHARED dnl do build shared libraries
AC_DISABLE_STATIC dnl don't build static libraries
-AC_PROG_LIBTOOL
+m4_ifdef([LT_INIT],[LT_INIT],[AC_PROG_LIBTOOL])
GR_FORTRAN
GR_NO_UNDEFINED dnl do we need the -no-undefined linker flag
AC_LIBTOOL_WIN32_DLL
AC_ENABLE_SHARED dnl do build shared libraries
AC_DISABLE_STATIC dnl don't build static libraries
-AC_PROG_LIBTOOL
+m4_ifdef([LT_INIT],[LT_INIT],[AC_PROG_LIBTOOL])
dnl Locate python, SWIG, etc
GR_NO_UNDEFINED