rem: void ecasound_fiommap_exec_thread(void) throw(ECA_ERROR*) {
add: void ecasound_fiommap_exec_thread(void) throw(ECA_ERROR&) {
context: void ecasound_fiommap_exec_thread(void) throw(ECA_ERROR*) {  int retcode = ::pthread_create(&::ecasound_fiommap_thread, NULL, ::ecasound_fiommap_process, NULL);  if (retcode != 0)    throw(new ECA_ERROR("ECA-FILEIO-MMAP-FTHREAD", "unable to create thread for ::mmap()'ed file-I/O"));}