devuan arm-sdk oddity

~/src/arm-sdk$ source sdk
bash: typeset: -U: invalid option
typeset: usage: typeset [-aAfFgilnrtux] [-p] name[=value] ...
bash: typeset: -U: invalid option
typeset: usage: typeset [-aAfFgilnrtux] [-p] name[=value] ...
bash: typeset: -U: invalid option
typeset: usage: typeset [-aAfFgilnrtux] [-p] name[=value] ...
bash: typeset: -U: invalid option
typeset: usage: typeset [-aAfFgilnrtux] [-p] name[=value] ...
bash: zmodload: command not found
bash: zmodload: command not found
bash: zmodload: command not found
bash: zmodload: command not found
bash: autoload: command not found
bash: colors: command not found
bash: /home/jevans/src/arm-sdk/lib/zuper/zuper: line 115: syntax error near unexpected token `say'
bash: /home/jevans/src/arm-sdk/lib/zuper/zuper: line 115: `function _message say act() {'
bash: typeset: -h: invalid option
typeset: usage: typeset [-aAfFgilnrtux] [-p] name[=value] ...
bash: typeset: -U: invalid option
typeset: usage: typeset [-aAfFgilnrtux] [-p] name[=value] ...
bash: func: command not found
bash: func: command not found
bash: func: command not found
bash: func: command not found
bash: sdk: line 146: syntax error: unexpected end of file