Am 21. Jänner 2022 20:31:57 MEZ schrieb Dan Wilcox <danomatika at gmail.com>: > >Would it be safe to do a cast to (unsigned long)? > >sprintf(buf, ".x%lx", (unsigned long)x); no, because on LLP64 systems, an 'unsigned long' is only 32bit. there relevant GitHub issue is <https://github.com/pure-data/pure-data/issues/1474> mfg.sfg.jfd IOhannes