Replaces #1605 (which documented behavior across versions).
The "if no executable by that name exists" has been wrong since 0.94.0 (not disclosed in release notes, but consequence of 6c649809d38a687cd63b59ab028b7f30207e5663 PR 12921).
The "used to" (prior version 0.67 2022-08-16) is very old, and no longer worth it to keep.
Add information about forwarded commands overshadowing external files.
Replaces #1605 (which documented behavior across versions).
The "if no executable by that name exists" has been wrong since 0.94.0 (not disclosed in release notes, but consequence of 6c649809d38a687cd63b59ab028b7f30207e5663 PR 12921).
The "used to" (prior version 0.67 2022-08-16) is very old, and no longer worth it to keep.
Add information about forwarded commands overshadowing external files.