ID_CAT
ID_FORM
ID_LIST
ID_NULL
ID_PROP
IFFCMD_CLEANUP
IFFCMD_ENTRY
IFFCMD_EXIT
IFFCMD_INIT
IFFCMD_PURGELCI
IFFCMD_READ
IFFCMD_SEEK
IFFCMD_WRITE
IFFERR_EOC
IFFERR_EOF
IFFERR_MANGLED
IFFERR_NOHOOK
IFFERR_NOMEM
IFFERR_NOSCOPE
IFFERR_NOTIFF
IFFERR_READ
IFFERR_SEEK
IFFERR_SYNTAX
IFFERR_WRITE
IFFF_FSEEK
IFFF_READ
IFFF_RESERVED
IFFF_RSEEK
IFFF_RWBITS
IFFF_WRITE
IFFLCI_COLLECTION
IFFLCI_ENTRYHANDLER
IFFLCI_EXITHANDLER
IFFLCI_PROP
IFFPARSENAME
IFFPARSE_RAWSTEP
IFFPARSE_SCAN
IFFPARSE_STEP
IFFSCC_CLEANUP
IFFSCC_INIT
IFFSCC_READ
IFFSCC_SEEK
IFFSCC_WRITE
IFFSIZE_UNKNOWN
IFFSLI_PROP
IFFSLI_ROOT
IFFSLI_TOP
IFF_RETURN2CLIENT