Intel® Fortran Compiler 17.0 Developer Guide and Reference
The WRITE specifier asks whether a file can be written to. It takes the following form:
WRITE = wr
wr
Is a scalar default character variable that is assigned one of the following values:
'YES'
If the file can be written to
'NO'
If the file cannot be written to
'UNKNOWN'
If the processor cannot determine whether the file can be written to