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Diffstat (limited to 'src/interp/sys-utility.boot')
| -rw-r--r-- | src/interp/sys-utility.boot | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/interp/sys-utility.boot b/src/interp/sys-utility.boot index d34cc4b8..3fcbdf9c 100644 --- a/src/interp/sys-utility.boot +++ b/src/interp/sys-utility.boot @@ -40,6 +40,9 @@ namespace BOOT --% $COMBLOCKLIST := nil +++ No value marker for the Maybe domain. +%nothing == KEYWORD::%OpenAxiomNoValue + --% |