The mapping macro only provides enough space for one file
descriptor; follow the invocation with up to 63
additional words.
BPXYSFDL ,
** BPXYSFDL: Dile descriptor List
** Used By: SPW
SFDL DSECT ,
SFDLHEADER DS 0CL8
SFDLCOUNT DS F Number of entries in this file descriptor list
SFDLFLAGS DS F Flags
SFDLCLOSE EQU X'80' All files to be closed (Bit 0 of SFDLFLAGS)
SFDLDESC DS F First FD(follow by COUNT-1 additional FDs)
SFDLMAXCOUNT EQU 64 Maximum value for SFDLCOUNT
SFDL_LEN EQU *-SFDL
** BPXYSFDL End