bitfandoc : fix a regression found with mxj deprecated function
bitfandoc : fix a regression found with mxj deprecated function

vjeantet/bitfan,AlexAkulov/bitfan,veino/logfan,vjeantet/bitfan,vjeantet/bitfan,vjeantet/bitfan,AlexAkulov/bitfan,AlexAkulov/bitfan,AlexAkulov/bitfan