> abc : byte ; > def : byte ; Where did "byte" come from? Pascal does not guarantee a data type named "byte". You need to be more specific and define "byte". Olin, I have using Pascal for more than 25 years and haven't never heard that "byte" can be anything else than 8 bits... Pascal seems to be more stable than C using different platforms. Igor -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu