fmt_flags
static const char *fmt_flags(int);
xvfsp[i].vfc_refcount, fmt_flags(xvfsp[i].vfc_flags));
xo_emit(format, fmt_flags(pbits, flags));
const char *fmt_flags(const struct bits *p, int f);
xo_emit(format, fmt_flags(nh_bits, f));
fmt_flags ^= FMT_SHOWARGS;
show_args = fmt_flags & FMT_SHOWARGS;
fmt_flags & FMT_SHOWARGS ? "D" : "Not d");
fmt_flags ^= FMT_SHOWARGS;
static int fmt_flags = 0;
fmt_flags));