merge libXaw 1.0.16, libfontenc 1.1.8, libpthread-stubs 0.5, and
util-macros 1.20.1.

merge libXaw 1.0.15.

fix casts and types to make it compile with clang

initial import of libXaw-1.0.14

initial import of libXaw-1.0.13

initial import of libXaw-1.0.12

initial import of libXaw-1.0.11

initial import of libXaw-1.0.8

initial import of libXaw-1.0.6

initial import of libXaw-1.0.4