HP Fortran Programmer's Reference

Table 10-14
DIRECT=character-variable
HP Fortran statements
INQUIRE
returns the following values, indicating the character to use (if any) to
delimit character values in list-directed and namelist formatting:
'APOSTROPHE' An apostrophe is used as the
delimiter.
'QUOTE' Thedoublequotationmarkis
used as the delimiter.
'NONE' There is no delimiting
character.
'UNDEFINED' File is not connected for
formatted I/O.
Table 10-15
ERR=stmt-label
EXIST=logical-variable
returns the following values, indicating whether or not the file is connected
for direct access:
'YES' File is connected for direct
access.
'NO' File is not connected for direct
access.
'UNKNOWN' It cannot be determined
whetherornotfileisconnected
for direct access.
Table 10-16
specifies the label of the executable statement to which control passes if an
error occurs during statement execution.
returns the following values, indicating whether or not the file or unit
exists:
'TRUE' File exists or unit is connected.
Chapter 10 343