strncpy(static_progname, progname, sizeof(static_progname) - 1);
static_progname[sizeof(static_progname) - 1] = '\0';
#if HAVE_EXECINFO_H
+ void *bt[1];
+ backtrace(bt, 1);
+
signal(SIGABRT, yaz_panic_sig_handler);
signal(SIGSEGV, yaz_panic_sig_handler);
signal(SIGFPE, yaz_panic_sig_handler);