###
### Ongoing stuff
###
+
+Document the fact that gras processes display the backtrace on sigusr and sigint
+Document XBT_LOG_EXTERNAL_DEFAULT_CATEGORY
+Document host module
+
/* FIXME: better place? */
int vasprintf (char **ptr, const char *fmt, va_list ap);
char *bprintf(const char*fmt, ...) _XBT_GNUC_PRINTF(1,2);