AC_HAVE_HEADERS(kpathsea/kpathsea.h)
AC_CHECK_LIB(kpathsea, kpse_find_file)
AC_CHECK_FUNCS(kpse_find_file,, AC_ERROR(Cannot find kpathsea functions. You should install kpathsea; see INSTALL.txt. Rerun ./configure --without-kpathsea only if kpathsea is not available for your platform.))
fi
AC_MSG_CHECKING(whether to use kpathsea)
AC_HAVE_HEADERS(kpathsea/kpathsea.h)
AC_CHECK_LIB(kpathsea, kpse_find_file)
AC_CHECK_FUNCS(kpse_find_file,, AC_ERROR(Cannot find kpathsea functions. You should install kpathsea; see INSTALL.txt. Rerun ./configure --without-kpathsea only if kpathsea is not available for your platform.))
fi
AC_MSG_CHECKING(whether to use kpathsea)