The following example returns free space information in the message return area.

LSPAMFIM LSPACE MSG=MYMSG,UCB=(R10),MF=I

The following example returns free space information in the data return area.

LSPAMFID LSPACE DATA=MYDATA,UCB=(R10),MF=I

The following example uses the list form of the macro to define the parameter list, and the execute form to refer to the same parameter list.

LSPALIST LSPACE MSG=MYDATA,MF=L
        .
        .
        .
LSPAEX   LSPACE MF=(E,LSPALIST),UCB=(R10)