The following rules apply to global option statements:
The option statements consists of a keyword, an equal sign (=), and a value.
An asterisk in column 1 denotes a comment and is ignored, as is any text following the asterisk.
Keywords and values are not case sensitive.
Blank spaces in the option statements are ignored.
Text following a value is ignored.
Blank lines in the Z$MVE member are ignored.
If duplicate statements exist in the Z$MVE member, the last statement encountered is used.
If a value is surrounded by quotation marks (single or double), the value is case-sensitive and blank spaces are recognized, such as the following statement: