Log Message:
cross/dasm: update to 2.20.13.

This is version 2.20.13 of DASM. It is mainly a bugfix release.

Short summary of fixes:

    Longstring segfault fix
    Fix for non-symbol-compliant unquoted filenames
    Address expression fix
    Makefile portability fixes
    Added atari 7800 header files
    Allow labels to shift between multiple passes
    Fix for silenced single pass non-abort errors
    Adjust .byte and .word negative range check
    Duplicate macro fix
    Reduce gcc Wall option build warnings
    Added 'strict' syntax check mode (+ added to docs)
    Enable .word size check for strict-mode only
    Dynamic buffers for pass-output update

Console-specific header files and common macros are included for:

    Atari 2600 VCS
    Atari 7800 (new!!)
    Fairchild Channel F VES

This is version 2.20.12 of DASM.

Short summary of most important fixes/changes:

    Fix for handling linux linefeeds under Windows
    Fix for segfault on long lines
    Supports using constants for include files