You can write a batch file to use the net share command then launch it at boot.
Code:
>net share /?
The syntax of this command is:
NET SHARE
sharename
sharename=drive:path [/GRANT:user,[READ | CHANGE | FULL]]
[/USERS:number | /UNLIMITED]
[/REMARK:"text"]
[/CACHE:Manual | Documents| Programs | BranchCache | None]
sharename [/USERS:number | /UNLIMITED]
[/REMARK:"text"]
[/CACHE:Manual | Documents | Programs | BranchCache | None]
{sharename | devicename | drive:path} /DELETE
sharename \\computername /DELETE