function. A null pointer can be used
the errors, that can occur [...] .g. NULL is passed
_NOT_REMOVABLE 20003 Callback can [...] null pointer CB
of projection [...] orientation can be computed, the tool offset can
, this can be NULL [...] by which messages can be relayed
NULL pointer [...] NULL pointer [...] of records, that can
handler. Can be NULL
, this can be NULL
. Can [...] . NULL on change