import * as mod from "https://dotland.deno.dev/std@0.119.0/io/util.ts"; VariablesvcopydeprecatedviterdeprecatedviterSyncdeprecatedvreadAlldeprecatedvreadAllSyncdeprecatedvreadRangedeprecatedvreadRangeSyncdeprecatedvwriteAlldeprecatedvwriteAllSyncdeprecatedFunctionsfcopyNCopy N size at the most. If read size is lesser than N, then returns nread freadIntRead big endian 32bit integer from BufReader freadLongRead big endian 64bit long from BufReader freadShortRead big endian 16bit short from BufReader fsliceLongToBytesSlice number into 64bit big endian byte array