Format of STAT_FAXBIOS_GET command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    status ID
 0Eh    WORD    currenty FaxBIOS function number
 10h    WORD    current Client ID being serviced
 12h    WORD    number of things to do
 14h    WORD    number of them done
 16h    WORD    number of pages to do (if any)
 18h    WORD    number of them done
 1Ah    WORD    number of files to do
 1Ch    WORD    number of them done
 1Eh 80 BYTEs   current File
 6Eh    WORD    0 if all devices are idle
 70h    WORD    number of fascimiles transmitted
 72h    WORD    number of fascimiles received
 74h    WORD    status of last transmission in system
 76h    WORD    envelope ID of last transmission
 78h    WORD    index of last destination in envelope
 7Ah    WORD    status of last reception in system
 7Ch    DWORD   time of next transmission
 80h  6 BYTEs   future expansion
 86h    WORD    structure size

Format of PDIR_OPEN command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch 80 BYTEs   Phone Directory token
 5Ch 80 BYTEs   sort order token
 ACh    WORD    open Mode (0 = read, 1 = write)
 AEh    WORD    Phone Directory handle
 B0h    WORD    number of people
 B2h    WORD    number of groups
 B4h    WORD    bitmap of fields supported by partial read
 B6h  6 BYTEs   future expansion
 BCh    WORD    structure size

Format of PDIR_CLOSE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    Phone Directory handle
 0Eh  6 BYTEs   future expansion
 14h    WORD    structure size

Format of PDIR_READ_PERSON command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    Phone Directory handle
 0Eh    WORD    retrieve by index
 10h    WORD    person ID or index
 12h    WORD    how many groups person is in
 14h    WORD    person ID
 16h 20 BYTEs   last name
 2Ah 20 BYTEs   first name
 3Eh 32 BYTEs   company
 5Eh 32 BYTEs   notes
 7Eh  6 BYTEs   FAX country code
 84h  6 BYTEs   FAX city/area code
 8Ah 14 BYTEs   FAX local number
 98h 14 BYTEs   FAX extension
 A6h 24 BYTEs   reserved
 BEh  6 BYTEs   voice country code
 C4h  6 BYTEs   voice city/area code
 CAh 14 BYTEs   voice local number
 D8h 14 BYTEs   voice extension
 E6h 24 BYTEs   reserved
 FEh 10 BYTEs   outbound routing information
108h 10 BYTEs   billing information, credit card etc
112h    DWORD   remote FAX capabilities
116h 21 BYTEs   T.30 poll code of FAX number
12Bh 15 BYTEs   reserved
13Ah  6 BYTEs   future expansion
140h    WORD    structure size

Format of SCHED_OPEN, SCHED_CANCEL command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    scheduler handle
 0Eh  6 BYTEs   future expansion
 14h    WORD    structure size

Format of SCHED_ADD_DEST command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    schedule handle
 0Eh    WORD    device number if manual send wanted
 10h    WORD    non-zero if poll desired
 12h    WORD    person ID
 14h 20 BYTEs   last name
 28h 20 BYTEs   first name
 3Ch 32 BYTEs   company
 5Ch 32 BYTEs   notes
 7Ch  6 BYTEs   FAX country code
 82h  6 BYTEs   FAX city/area code
 88h 14 BYTEs   FAX local number
 96h 14 BYTEs   FAX extension
 A4h 24 BYTEs   reserved
 BCh  6 BYTEs   voice country code
 C2h  6 BYTEs   voice city/area code
 C8h 14 BYTEs   voice local number
 D6h 14 BYTEs   voice extension
 E4h 24 BYTEs   reserved
 FCh 10 BYTEs   outbound routing information
106h 10 BYTEs   billing information, credit card etc
110h    DWORD   remote FAX capabilities
114h 21 BYTEs   T.30 poll code of FAX number
129h 15 BYTEs   reserved
138h  6 BYTEs   future expansion
13Eh    WORD    structure size

Format of SCHED_ADD_FILE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    schedule handle
 0Eh    WORD    file type
                0000h unidentified
                0001h native file format
                0002h ASCII
                0003h FaxBIOS Tiff Class F
 10h 80 BYTEs   file name
 60h 80 BYTEs   font token
 B0h    WORD    conversion options bitmap
 B2h    WORD    resolution
                0000h standard 98 lines per inch, 204 dpi
                0001h fine 196 lines per inch, 204 dpi
                0002h Group4 300 dpi
                0003h Group4 400 dpi
 B4h    WORD    page length
                0000h 279 mm (11 in)
                0001h 297 mm (11.69 in)
                0002h 364 mm (14.33 in)
                0003h unlimited
 B6h    WORD    page width
                0000h 215 mm (8.46 in)
                0001h 255 mm (10.04 in)
                0002h 303 mm (11.93 in)
                0003h 151 mm (5.91 in)
                0004h 107 mm (4.21 in)
 B8h    WORD    binary file transfer specification
                0000h only as FAX
                0001h only as file (for non-faxable files)
                0002h as file when possible else FAX
 BAh    WORD    seam flag (nonzero for seam with next)
 BCh    WORD    delete flag (nonzero to delete when done)
 BEh  6 BYTEs   future expansion
 C4h    WORD    structure size

Format of SCHED_SET_PARAMS command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    scheduler handle
 0Eh    DWORD   time to send
 10h 10 BYTEs   priority token
 1Ch 80 BYTEs   logo file token
 6Ch 80 BYTEs   signature file token
 BCh 80 BYTEs   cover page token
10Ch 40 BYTEs   Subject text
134h 40 BYTEs   From text
15Ch    WORD    user ID
15Eh  6 BYTEs   future expansion
164h    WORD    structure size

Format of SCHED_CLOSE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    scheduler handle
 0Eh    WORD    envelope ID generated
 10h  6 BYTEs   future expansion
 16h    WORD    structure size

Format of SLOG_OPEN, SLOG_CLOSE, RLOG_OPEN, RLOG_CLOSE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    log handle
 0Eh    WORD    number of entries
 10h  6 BYTEs   future expansion
 16h    WORD    structure size

Format of GRAPH_GET_FILE_TYPE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch 80 BYTEs   filename
 5Ch    WORD    file type
                0000h unidentified
                0001h native file format
                0002h ASCII
                0003h FaxBIOS Tiff Class F
 5Eh    WORD    bitmap of supported capabilities
 60h  6 BYTEs   future expansion
 66h    WORD    structure size

Format of GRAPH_CREATE_FILE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch 80 BYTEs   filename
 5Ch    WORD    graph handle
 5Eh  6 BYTEs   future expansion
 64h    WORD    structure size

Format of GRAPH_CLOSE_FILE, GRAPH_END_PAGE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    graph handle
 0Eh  6 BYTEs   future expansion
 14h    WORD    structure size

Format of GRAPH_CREATE_PAGE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    graph handle
 0Eh    WORD    resolution
 10h    WORD    page width
 12h  6 BYTEs   future expansion
 18h    WORD    structure size

Format of GRAPH_WRITE_PAGE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    graph handle
 0Eh    DWORD   pointer to storage for image
 12h    WORD    band height in lines
 14h    WORD    width of page image in bytes
 16h    WORD    facsimile page width constant
 18h    WORD    width of page image in bits
 1Ah    WORD    number of bytes actually processed
 1Ch  6 BYTEs   future expansion
 22h    WORD    structure size

Format of GRAPH_OPEN_FILE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch 80 BYTEs   filename
 5Ch    WORD    file type
 5Eh    WORD    graph handle
 60h    WORD    number of pages
 62h  6 BYTEs   future expansion
 68h    WORD    structure size

Format of GRAPH_GOTO_PAGE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    graph handle
 0Eh    WORD    page number
 10h    WORD    vertical resolution
 12h    WORD    page width
 14h    DWORD   page length
 18h  6 BYTEs   future expansion
 1Eh    WORD    structure size

Format of GRAPH_READ_PAGE command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    graph handle
 0Eh    DWORD   pointer to storage for image
 12h    WORD    band height in lines
 14h    WORD    width of page image in bytes
 16h    WORD    facsimile page width constant
 18h    WORD    width of page image in bits
 1Ah    WORD    number of bytes actually processed
 1Ch  6 BYTEs   future expansion
 22h    WORD    structure size

Format of IOCTL_ANSWER_FAX command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    device number
 0Eh  6 BYTEs   future expansion
 14h    WORD    structure size

Format of IOCTL_DIAL command buffer:
Offset  Size    Description
 00h 12 BYTEs   common data (see SYS_LOGOUT above)
 0Ch    WORD    device number
 0Eh  6 BYTEs   country code
 14h  6 BYTEs   city or area code
 1Ah 14 BYTEs   local number
 28h 14 BYTEs   extension
 36h 14 BYTEs   reserved
 4Eh  6 BYTEs   future expansion
 54h    WORD    structure size