This directory contains text of the license files that apply to
third-party sources in the IRAF system:

 * GPL: math/slalib, pkg/images/imcoords/src/healpix.x,
        pkg/xtools/rmturlach.x

 * CDDL: unix/boot/xyacc

 * UCAR: sys/gio/ncarutil

 * ERFA: ast_julday_to_date in noao$astutil/asttools/asttimes.x

 * LLSQ: math/llsq

 * LAPACK: math/lapack

 * ATT: unix/f2c
