Log Message:
libXaw3d: update to 1.6.4.

Alan Coopersmith (9):
      Fix fd leak when write() fails in WriteToFile()
      Update README for gitlab migration
      Update configure.ac bug URL for gitlab migration
      Pass correct number of atoms from SelectSave to _XawTextSaltAwaySelection
      Build xz tarballs instead of bzip2
      Fix spelling/wording issues
      gitlab CI: add a basic build test
      convert ISO8859-1 encoded source files to UTF-8
      libXaw3d 1.6.4

Eric Sesterhenn (1):
      Bug 24635: File Descriptor leaks in libxaw-1.0.7

Thomas E. Dickey (2):
      build-fixes when _CONST_X_STRING is defined
      issue #4: configure doesn't fail if flex is not installed