dl_errstr
dl_errstr = "invalid handle";
dl_errstr = (addr == NULL) ? "symbol not found" : NULL;
static char *dl_errstr;
dl_errstr = "unregistered module";
dl_errstr = NULL;
dl_errstr = NULL;
char *str = dl_errstr;
dl_errstr = NULL;
dl_errstr(dl_err));
reqprim, dl_errstr(dlea->dl_errno), dlea->dl_errno,
extern const char *dl_errstr(t_uscalar_t);